component
CY62128EV30LL-45SXIT
Public Made by Adomby adom
Cypress Semicon SRAM, SOIC-32. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownCY62128EV30LL-45SXIT
Cypress Semicon · SRAM · SOIC-32
CY62128EV30LL-45SXIT from Cypress Semicon, in a SOIC-32. 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 | NC | unconnected | No connect; NC pins are not connected on the die. |
| 2 | A16 | input | Address input A16, the most significant of address pins A0 to A16 selecting one of 128K locations. |
| 3 | A14 | input | Address input A14, part of address pins A0 to A16 selecting the memory location. |
| 4 | A12 | input | Address input A12, part of address pins A0 to A16 selecting the memory location. |
| 5 | A7 | input | Address input A7, part of address pins A0 to A16 selecting the memory location. |
| 6 | A6 | input | Address input A6, part of address pins A0 to A16 selecting the memory location. |
| 7 | A5 | input | Address input A5, part of address pins A0 to A16 selecting the memory location. |
| 8 | A4 | input | Address input A4, part of address pins A0 to A16 selecting the memory location. |
| 9 | A3 | input | Address input A3, part of address pins A0 to A16 selecting the memory location. |
| 10 | A2 | input | Address input A2, part of address pins A0 to A16 selecting the memory location. |
| 11 | A1 | input | Address input A1, part of address pins A0 to A16 selecting the memory location. |
| 12 | A0 | input | Address input A0, the least significant of address pins A0 to A16 selecting the memory location. |
| 13 | I/O0 | bidirectional | Data I/O0; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 14 | I/O1 | bidirectional | Data I/O1; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 15 | I/O2 | bidirectional | Data I/O2; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 16 | GND | power_in | Ground. |
| 17 | I/O3 | bidirectional | Data I/O3; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 18 | I/O4 | bidirectional | Data I/O4; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 19 | I/O5 | bidirectional | Data I/O5; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 20 | I/O6 | bidirectional | Data I/O6; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 21 | I/O7 | bidirectional | Data I/O7; high impedance when deselected, when outputs are disabled (OE HIGH), or during a write. |
| 22 | CE1 | input | Chip enable 1, active LOW; with CE2 HIGH selects the device, and CE1 HIGH deselects it into standby. |
| 23 | A10 | input | Address input A10, part of address pins A0 to A16 selecting the memory location. |
| 24 | OE | input | Output enable, active LOW; taking it LOW with WE HIGH drives read data onto the I/O pins, and HIGH places outputs in high impedance. |
| 25 | A11 | input | Address input A11, part of address pins A0 to A16 selecting the memory location. |
| 26 | A9 | input | Address input A9, part of address pins A0 to A16 selecting the memory location. |
| 27 | A8 | input | Address input A8, part of address pins A0 to A16 selecting the memory location. |
| 28 | A13 | input | Address input A13, part of address pins A0 to A16 selecting the memory location. |
| 29 | WE | input | Write enable, active LOW; with CE1 LOW and CE2 HIGH, taking WE LOW writes I/O data into the addressed location. |
| 30 | CE2 | input | Chip enable 2, active HIGH; with CE1 LOW selects the device, and CE2 LOW deselects it into standby. |
| 31 | A15 | input | Address input A15, part of address pins A0 to A16 selecting the memory location. |
| 32 | VCC | power_in | Supply voltage, 2.2 V to 3.6 V operating range. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Cypress Semicon |
| Package | SOIC-32 |
| Category | Memory |
| Pins | 32 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output HIGH voltage | VOH | 2 | V | IOH = -0.1 mA | 4 | ||
| Output HIGH voltage | VOH | 2.4 | V | IOH = -1.0 mA, VCC > 2.70 V | 4 | ||
| Output LOW voltage | VOL | 0.4 | V | IOL = 0.1 mA | 4 | ||
| Input HIGH voltage | VIH | 1.8 | V | VCC = 2.2 V to 2.7 V (max VCC + 0.3 V) | 4 | ||
| Input HIGH voltage | VIH | 2.2 | V | VCC = 2.7 V to 3.6 V (max VCC + 0.3 V) | 4 | ||
| Input LOW voltage | VIL | -0.3 | 0.6 | V | VCC = 2.2 V to 2.7 V | 4 | |
| Input LOW voltage | VIL | -0.3 | 0.8 | V | VCC = 2.7 V to 3.6 V | 4 | |
| Input leakage current | IIX | -1 | 1 | µA | GND < VI < VCC | 4 | |
| Output leakage current | IOZ | -1 | 1 | µA | GND < VO < VCC, output disabled | 4 | |
| VCC operating supply current | ICC | 11 | 16 | mA | f = fmax = 1/tRC, VCC = VCCmax, IOUT = 0 mA, CMOS levels | 4 | |
| VCC operating supply current | ICC | 1.3 | 2 | mA | f = 1 MHz, VCC = VCCmax, IOUT = 0 mA, CMOS levels | 4 | |
| Automatic CE power-down current, CMOS inputs | ISB1 | 1 | 4 | µA | CE1 > VCC, 0.2 V, CE2 < 0.2 V, VIN > VCC, 0.2 V, VIN < 0.2 V, f = fmax (address and data only), f = 0 (OE and WE), VCC = 3.60 V | 4 | |
| VCC for data retention | VDR | 1.5 | V | 6 | |||
| Data retention current | ICCDR | 3 | µA | VCC = 1.5 V, CE1 > VCC, 0.2 V or CE2 < 0.2 V, VIN > VCC, 0.2 V or VIN < 0.2 V, Industrial | 6 | ||
| Input capacitance | CIN | 10 | pF | TA = 25 °C, f = 1 MHz, VCC = VCC(typ) | 5 | ||
| Output capacitance | COUT | 10 | pF | TA = 25 °C, f = 1 MHz, VCC = VCC(typ) | 5 | ||
| Thermal resistance (junction to ambient), 32-pin SOIC | ΘJA | 79.34 | °C/W | Still air, soldered on a 3 × 4.5 inch, four-layer printed circuit board | 5 | ||
| Thermal resistance (junction to case), 32-pin SOIC | ΘJC | 18.49 | °C/W | Still air, soldered on a 3 × 4.5 inch, four-layer printed circuit board | 5 | ||
| Chip deselect to data retention time | tCDR | 0 | ns | 6 | |||
| Operation recovery time | tR | 45 | ns | 6 | |||
| Read cycle time | tRC | 45 | ns | 7 | |||
| Address to data valid | tAA | 45 | ns | 7 | |||
| Data hold from address change | tOHA | 10 | ns | 7 | |||
| CE LOW to data valid | tACE | 45 | ns | 7 | |||
| OE LOW to data valid | tDOE | 22 | ns | 7 | |||
| OE LOW to low Z | tLZOE | 5 | ns | 7 | |||
| OE HIGH to high Z | tHZOE | 18 | ns | 7 | |||
| CE LOW to low Z | tLZCE | 10 | ns | 7 | |||
| CE HIGH to high Z | tHZCE | 18 | ns | 7 | |||
| CE LOW to power-up | tPU | 0 | ns | 7 | |||
| CE HIGH to power-down | tPD | 45 | ns | 7 | |||
| Write cycle time | tWC | 45 | ns | 7 | |||
| CE LOW to write end | tSCE | 35 | ns | 7 | |||
| Address setup to write end | tAW | 35 | ns | 7 | |||
| Address hold from write end | tHA | 0 | ns | 7 | |||
| Address setup to write start | tSA | 0 | ns | 7 | |||
| WE pulse width | tPWE | 35 | ns | 7 | |||
| Data setup to write end | tSD | 25 | ns | 7 | |||
| Data hold from write end | tHD | 0 | ns | 7 | |||
| WE LOW to high Z | tHZWE | 18 | ns | 7 | |||
| WE HIGH to low Z | tLZWE | 10 | ns | 7 | |||
| Supply voltage range (operating) | VCC | 2.2 | 3.6 | V | Industrial | 4 | |
| Ambient temperature (operating) | TA | -40 | 85 | °C | Industrial | 4 | |
| Storage temperature | -65 | 150 | °C | 4 | |||
| Ambient temperature with power applied | -55 | 125 | °C | 4 | |||
| Output current into outputs (LOW) | 20 | mA | 4 | ||||
| Static discharge voltage | 2001 | V | MIL-STD-883, method 3015, > 2001 V | 4 | |||
| Latch-up current | 200 | mA | > 200 mA | 4 |
CAD (KiCad official)
- Symbol:
CY62128EV30LL-45SXIT - Footprint:
Package_SO:SOIC-32_7.518x20.777mm_P1.27mm - 3D model: SOIC-32, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 2.65 mm nominal SOIC height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
- 3D model files:
cy62128ev30ll-45sxit-etched.step/cy62128ev30ll-45sxit-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cy62128ev30ll-45sxit.step/cy62128ev30ll-45sxit.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Cypress Semicon datasheet (19 pp, sha256
646e785a2d6d94d2, retrieved 2026-10-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).