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AD7609BSTZ-RL
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Analog Devices ADCs/DACs - Special Purpose, LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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AD7609BSTZ-RL
Analog Devices · ADCs/DACs - Special Purpose · LQFP-64(10x10)
AD7609BSTZ-RL from Analog Devices, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | AVCC | power_in | Analog supply, 4.75 V to 5.25 V, powering the front-end amplifiers and ADC core; decouple to AGND. |
| 2 | AGND | power_in | Analog ground reference for all analog circuitry and analog inputs; all six AGND pins must connect to the system AGND plane. |
| 3 | OS0 | input | Oversampling rate select, LSB of OS[2:0], latched on the BUSY falling edge to set the next conversion's oversampling rate. |
| 4 | OS1 | input | Oversampling rate select, middle bit of OS[2:0], latched on the BUSY falling edge to set the next conversion's oversampling rate. |
| 5 | OS2 | input | Oversampling rate select, MSB of OS[2:0], latched on the BUSY falling edge to set the next conversion's oversampling rate. |
| 6 | PAR/SER SEL | input | Interface select: low selects the parallel interface, high selects the serial interface. |
| 7 | STBY | input | Power-down control; with RANGE set low it selects standby (RANGE high) or shutdown (RANGE low) mode. |
| 8 | RANGE | input | Analog input range select for all channels: high gives ±10 V, low gives ±5 V; avoid changing it during conversion. |
| 9 | CONVST A | input | Conversion start input A; tie to CONVST B for simultaneous sampling of all eight channels, and ignored while BUSY is high. |
| 10 | CONVST B | input | Conversion start input B; tie to CONVST A for simultaneous sampling, or pulse separately (only without oversampling) to sample V1-V4 and V5-V8 in two groups. |
| 11 | RESET | input | Active-high reset; a rising edge resets the AD7609, which must be reset after power-up and after leaving shutdown. |
| 12 | RD/SCLK | input | Parallel read strobe RD in parallel mode, or serial clock SCLK in serial mode. |
| 13 | CS | input | Active-low chip select that enables the data frame transfer on the parallel or serial interface. |
| 14 | BUSY | output | Goes high after CONVST rises and stays high until all channel conversions complete; its falling edge signals that data is ready to read. |
| 15 | FRSTDATA | output | Indicates when channel V1 result is on the interface during readback; tri-state when CS is high. |
| 16 | DB0 | tri_state | Tri-state parallel data output bit 0; tie to AGND when the serial interface is selected. |
| 17 | DB1 | tri_state | Tri-state parallel data output bit 1; tie to AGND when the serial interface is selected. |
| 18 | DB2 | tri_state | Tri-state parallel data output bit 2; tie to AGND when the serial interface is selected. |
| 19 | DB3 | tri_state | Tri-state parallel data output bit 3; tie to AGND when the serial interface is selected. |
| 20 | DB4 | tri_state | Tri-state parallel data output bit 4; tie to AGND when the serial interface is selected. |
| 21 | DB5 | tri_state | Tri-state parallel data output bit 5; tie to AGND when the serial interface is selected. |
| 22 | DB6 | tri_state | Tri-state parallel data output bit 6; tie to AGND when the serial interface is selected. |
| 23 | VDRIVE | power_in | Logic supply, 2.3 V to 5 V, sets the logic interface voltage and should match the host (DSP/FPGA) supply. |
| 24 | DB7/DOUTA | tri_state | Parallel data bit 7 in parallel mode; serial data output DOUTA (channels V1-V4) in serial mode. |
| 25 | DB8/DOUTB | tri_state | Parallel data bit 8 in parallel mode; serial data output DOUTB (channels V5-V8) in serial mode. |
| 26 | AGND | power_in | Analog ground pin, connected to the system AGND plane. |
| 27 | DB9 | tri_state | Tri-state parallel data output bit 9; tie to AGND when the serial interface is selected. |
| 28 | DB10 | tri_state | Tri-state parallel data output bit 10; tie to AGND when the serial interface is selected. |
| 29 | DB11 | tri_state | Tri-state parallel data output bit 11; tie to AGND when the serial interface is selected. |
| 30 | DB12 | tri_state | Tri-state parallel data output bit 12; tie to AGND when the serial interface is selected. |
| 31 | DB13 | tri_state | Tri-state parallel data output bit 13; tie to AGND when the serial interface is selected. |
| 32 | DB14 | tri_state | Tri-state parallel data output bit 14; tie to AGND when the serial interface is selected. |
| 33 | DB15 | tri_state | Tri-state parallel data output bit 15; tie to AGND when the serial interface is selected. |
| 34 | REF SELECT | input | Reference select: high enables the internal 2.5 V reference, low disables it and requires an external 2.5 V reference on REFIN/REFOUT. |
| 35 | AGND | power_in | Analog ground pin, connected to the system AGND plane. |
| 36 | REGCAP | power_out | Internal regulator output, 2.5 V to 2.7 V; decouple to AGND with 1 µF. |
| 37 | AVCC | power_in | Analog supply, 4.75 V to 5.25 V; decouple to AGND (may share decoupling with pin 38). |
| 38 | AVCC | power_in | Analog supply, 4.75 V to 5.25 V; decouple to AGND. |
| 39 | REGCAP | power_out | Internal regulator output, 2.5 V to 2.7 V; decouple to AGND with 1 µF. |
| 40 | AGND | power_in | Analog ground pin, connected to the system AGND plane. |
| 41 | AGND | power_in | Analog ground pin, connected to the system AGND plane. |
| 42 | REFIN/REFOUT | bidirectional | Reference output of 2.5 V when REF SELECT is high, or 2.5 V external reference input when REF SELECT is low; decouple with 10 µF to REFGND. |
| 43 | REFGND | power_in | Reference ground pin, which must be connected to AGND. |
| 44 | REFCAPA | passive | Reference buffer force/sense pin; must be shorted to REFCAPB and decoupled to REFGND with a low-ESR 10 µF ceramic capacitor. |
| 45 | REFCAPB | passive | Reference buffer force/sense pin; must be shorted to REFCAPA and decoupled to REFGND with a low-ESR 10 µF ceramic capacitor. |
| 46 | REFGND | power_in | Reference ground pin, which must be connected to AGND. |
| 47 | AGND | power_in | Analog ground pin, connected to the system AGND plane. |
| 48 | AVCC | power_in | Analog supply, 4.75 V to 5.25 V; decouple to AGND. |
| 49 | V1+ | input | Positive true-differential analog input for channel 1; ±10 V or ±5 V range set by RANGE. |
| 50 | V1- | input | Negative true-differential analog input for channel 1; must be 180° out of phase with V1+. |
| 51 | V2+ | input | Positive true-differential analog input for channel 2; ±10 V or ±5 V range set by RANGE. |
| 52 | V2- | input | Negative true-differential analog input for channel 2; must be 180° out of phase with V2+. |
| 53 | V3+ | input | Positive true-differential analog input for channel 3; ±10 V or ±5 V range set by RANGE. |
| 54 | V3- | input | Negative true-differential analog input for channel 3; must be 180° out of phase with V3+. |
| 55 | V4+ | input | Positive true-differential analog input for channel 4; ±10 V or ±5 V range set by RANGE. |
| 56 | V4- | input | Negative true-differential analog input for channel 4; must be 180° out of phase with V4+. |
| 57 | V5+ | input | Positive true-differential analog input for channel 5; ±10 V or ±5 V range set by RANGE. |
| 58 | V5- | input | Negative true-differential analog input for channel 5; must be 180° out of phase with V5+. |
| 59 | V6+ | input | Positive true-differential analog input for channel 6; ±10 V or ±5 V range set by RANGE. |
| 60 | V6- | input | Negative true-differential analog input for channel 6; must be 180° out of phase with V6+. |
| 61 | V7+ | input | Positive true-differential analog input for channel 7; ±10 V or ±5 V range set by RANGE. |
| 62 | V7- | input | Negative true-differential analog input for channel 7; must be 180° out of phase with V7+. |
| 63 | V8+ | input | Positive true-differential analog input for channel 8; ±10 V or ±5 V range set by RANGE. |
| 64 | V8- | input | Negative true-differential analog input for channel 8; must be 180° out of phase with V8+. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices |
| Package | LQFP-64(10x10) |
| Category | Data Acquisition |
| Pins | 64 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Signal-to-noise ratio, 16x oversampling, ±10 V range, fIN=160 Hz | SNR | 98 | 101 | dB | 16倍过采样;±10 V范围;fIN=160 Hz | 4 | |
| Signal-to-noise ratio, no oversampling, ±10 V range | SNR | 90 | 91 | dB | 无过采样;±10 V范围 | 4 | |
| Signal-to-noise ratio, no oversampling, ±5 V range | SNR | 89.5 | 90.5 | dB | 无过采样;±5 V范围 | 4 | |
| Signal-to-noise and distortion, ±10 V range | SINAD | 89.5 | 91 | dB | 无过采样; ±10 V范围 | 4 | |
| Signal-to-noise and distortion, ±5 V range | SINAD | 89 | 90 | dB | 无过采样; ±5 V范围 | 4 | |
| Total harmonic distortion, ±10 V range | THD | -107 | -97 | dB | 无过采样; ±10 V范围 | 4 | |
| Total harmonic distortion, ±5 V range | THD | -110 | -96 | dB | 无过采样; ±5 V范围 | 4 | |
| Integral nonlinearity | INL | -7.5 | 7.5 | LSB | 4 | ||
| Differential nonlinearity | DNL | -0.99 | 2 | LSB | 4 | ||
| Total unadjusted error, ±10 V range | TUE | -10 | 10 | LSB | ±10 V范围 | 4 | |
| Total unadjusted error, ±5 V range | TUE | -90 | 90 | LSB | ±5 V范围 | 4 | |
| Positive full-scale error | PFS | -140 | 140 | LSB | 外部基准电压源 | 4 | |
| Positive full-scale error | PFS | -40 | 40 | LSB | 内部基准电压源 | 4 | |
| Positive full-scale error drift | PFS drift | -2 | 2 | ppm/°C | 外部基准电压源 | 4 | |
| Positive full-scale error matching, ±10 V range | PFS match | 12 | 80 | LSB | ±10 V范围 | 4 | |
| Positive full-scale error matching, ±5 V range | PFS match | 40 | 100 | LSB | ±5 V范围 | 4 | |
| Negative full-scale error | NFS | -140 | 140 | LSB | 外部基准电压源 | 4 | |
| Negative full-scale error | NFS | -40 | 40 | LSB | 内部基准电压源 | 4 | |
| Negative full-scale error drift | NFS drift | -4 | 4 | ppm/°C | 外部基准电压源 | 4 | |
| Negative full-scale error matching, ±10 V range | NFS match | 12 | 80 | LSB | ±10 V范围 | 4 | |
| Bipolar zero-code error, ±10 V range | -24 | 24 | LSB | ±10 V范围 | 4 | ||
| Bipolar zero-code error, ±5 V range | -48 | 48 | LSB | ±5 V范围 | 4 | ||
| Differential analog input voltage range | VIN | -20 | 20 | V | VIN = Vx+ − (Vx−); RANGE = 1; ±10 V | 5 | |
| Differential analog input voltage range | VIN | -10 | 10 | V | VIN = Vx+ − (Vx−); RANGE = 0; ±5 V | 5 | |
| Common-mode input range | -4 | 4 | V | 5 | |||
| Reference input voltage range | VREF | 2.475 | 2.5 | 2.525 | V | 基准输入电压范围 | 5 |
| Reference output voltage | REFIN/REFOUT | 2.49 | 2.505 | V | 基准输出电压 REFIN/REFOUT | 5 | |
| Input current | IIN | -2 | 2 | µA | 逻辑输入 | 5 | |
| Logic output low voltage | VOL | 0.2 | V | ISINK = 100 µA | 5 | ||
| Total supply current, normal mode static | ITOTAL | 16 | 22 | mA | 数字输入 = 0 V或VDRIVE;正常模式(静态) | 5 | |
| Total supply current, normal mode operating at 200 kSPS | ITOTAL | 20 | 28.5 | mA | 数字输入 = 0 V或VDRIVE;正常模式(工作状态) fSAMPLE = 200 kSPS | 5 | |
| Total supply current, standby mode | ITOTAL | 5 | 8 | mA | 数字输入 = 0 V或VDRIVE;待机模式 | 5 | |
| Total supply current, shutdown mode | ITOTAL | 2 | 11 | µA | 数字输入 = 0 V或VDRIVE;关断模式 | 5 | |
| Conversion time, oversampling off | tCONV | 3.45 | 4 | 4.15 | µs | 过采样关闭;转换时间 | 7 |
| Conversion-to-next-conversion delay between CONVST A and CONVST B | t5 | 0.5 | ms | CONVST A/CONVST B上升沿之间最大容许延迟时间 | 7 | ||
| RESET high pulse width | tRESET | 50 | ns | RESET高电平脉冲宽度 | 7 | ||
| Shortest CONVST x low pulse | t2 | 25 | ns | 最短CONVST x低电平脉冲 | 7 | ||
| Analog supply voltage AVCC | AVCC | 4.75 | 5.25 | V | 5 | ||
| Logic supply voltage VDRIVE | VDRIVE | 2.3 | 5.25 | V | 5 | ||
| AVCC to AGND | AVCC | -0.3 | 7 | V | 11 | ||
| Analog input voltage to AGND | -16.5 | 16.5 | V | 模拟输入电压至AGND | 11 | ||
| Input current to any pin except supplies | -10 | 10 | mA | 除电源外的任何引脚 | 11 | ||
| Storage temperature range | -65 | 150 | °C | 存储温度范围 | 11 | ||
| Junction temperature | 150 | °C | 结温 | 11 | |||
| Lead soldering temperature, reflow 10 s to 30 s | 240 | °C | 铅锡焊接温度,回流焊(10秒至30秒) | 11 | |||
| Junction-to-ambient thermal resistance, 64-lead LQFP | θJA | 45 | °C/W | 4层电路板,表面贴装封装 | 11 | ||
| Junction-to-case thermal resistance, 64-lead LQFP | θJC | 11 | °C/W | 64引脚 LQFP | 11 | ||
| Spurious-free dynamic range | SFDR | -108 | dB | 4 | |||
| Intermodulation distortion, third-order term | IMD | -106 | dB | fa = 1 kHz,fb = 1.1 kHz;三阶项 | 4 | ||
| Channel-to-channel isolation | -95 | dB | 未选中通道的fIN高达160 kHz | 4 | |||
| Full-power bandwidth, −3 dB, ±10 V range | 32 | kHz | −3 dB,±10 V范围 | 4 | |||
| Bandwidth, −0.1 dB, ±10 V range | 13 | kHz | −0.1 dB, ±10 V范围 | 4 | |||
| Input current, 10 V input | 5.4 | µA | 10 V,见图28 | 5 | |||
| Input current, 5 V input | 2.5 | µA | 5 V,见图28 | 5 | |||
| Analog input capacitance | 5 | pF | 输入电容 | 5 | |||
| Analog input impedance | 1 | MΩ | 输入阻抗 | 5 | |||
| Wake-up time from standby | tWAKE-UP STANDBY | 100 | µs | STBY上升沿到CONVST x上升沿;从待机模式上电的时间 | 7 |
CAD (KiCad official)
- Symbol:
AD7609BSTZ-RL - Footprint:
Package_QFP:LQFP-64_10x10mm_P0.5mm - 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
ad7609bstz-rl-etched.step/ad7609bstz-rl-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ad7609bstz-rl.step/ad7609bstz-rl.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Analog Devices datasheet (36 pp, sha256
7dfa0a6742ce7a5b, retrieved 2026-10-20, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).