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Contents

README

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CY62158EV30LL-45ZSXI

Cypress Semicon · Pre-ordered Products · TSOP-44

CY62158EV30LL-45ZSXI from Cypress Semicon, in a TSOP-44. 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 A4 input Address input A4 selecting one of the 1024K word locations.
2 A3 input Address input A3 selecting one of the 1024K word locations.
3 A2 input Address input A2 selecting one of the 1024K word locations.
4 A1 input Address input A1 selecting one of the 1024K word locations.
5 A0 input Address input A0 selecting one of the 1024K word locations.
6 CE1 input Active-low chip enable 1; LOW with CE2 HIGH selects the device, HIGH deselects it and enters standby.
7 NC unconnected No connect; not connected on the die.
8 NC unconnected No connect; not connected on the die.
9 I/O0 bidirectional Data input/output bit 0, high impedance when deselected, outputs disabled or during a write.
10 I/O1 bidirectional Data input/output bit 1, high impedance when deselected, outputs disabled or during a write.
11 VCC power_in Power supply, 2.20 V to 3.60 V operating range.
12 VSS power_in Ground.
13 I/O2 bidirectional Data input/output bit 2, high impedance when deselected, outputs disabled or during a write.
14 I/O3 bidirectional Data input/output bit 3, high impedance when deselected, outputs disabled or during a write.
15 NC unconnected No connect; not connected on the die.
16 NC unconnected No connect; not connected on the die.
17 WE input Active-low write enable; LOW with CE1 LOW and CE2 HIGH writes I/O data to the addressed location.
18 A19 input Address input A19 selecting one of the 1024K word locations.
19 A18 input Address input A18 selecting one of the 1024K word locations.
20 A17 input Address input A17 selecting one of the 1024K word locations.
21 A16 input Address input A16 selecting one of the 1024K word locations.
22 A15 input Address input A15 selecting one of the 1024K word locations.
23 A14 input Address input A14 selecting one of the 1024K word locations.
24 A13 input Address input A13 selecting one of the 1024K word locations.
25 A12 input Address input A12 selecting one of the 1024K word locations.
26 A11 input Address input A11 selecting one of the 1024K word locations.
27 A10 input Address input A10 selecting one of the 1024K word locations.
28 A9 input Address input A9 selecting one of the 1024K word locations.
29 NC unconnected No connect; not connected on the die.
30 NC unconnected No connect; not connected on the die.
31 I/O4 bidirectional Data input/output bit 4, high impedance when deselected, outputs disabled or during a write.
32 I/O5 bidirectional Data input/output bit 5, high impedance when deselected, outputs disabled or during a write.
33 VCC power_in Power supply, 2.20 V to 3.60 V operating range.
34 VSS power_in Ground.
35 I/O6 bidirectional Data input/output bit 6, high impedance when deselected, outputs disabled or during a write.
36 I/O7 bidirectional Data input/output bit 7, high impedance when deselected, outputs disabled or during a write.
37 NC unconnected No connect; not connected on the die.
38 NC unconnected No connect; not connected on the die.
39 A8 input Address input A8 selecting one of the 1024K word locations.
40 CE2 input Active-high chip enable 2; HIGH with CE1 LOW selects the device, LOW deselects it and enters standby.
41 OE input Active-low output enable; LOW with the device selected and WE HIGH drives data onto the I/O pins, HIGH puts outputs in high impedance.
42 A7 input Address input A7 selecting one of the 1024K word locations.
43 A6 input Address input A6 selecting one of the 1024K word locations.
44 A5 input Address input A5 selecting one of the 1024K word locations.

Key specifications

Parameter Value
Manufacturer Cypress Semicon
Package TSOP-44
Category Electronic Tools/Instruments/Consumables
Pins 44

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 5
Output HIGH voltage VOH 2.4 V IOH = -1.0 mA, VCC > 2.70 V 5
Output LOW voltage VOL 0.4 V IOL = 0.1 mA 5
Input HIGH voltage VIH 1.8 V VCC = 2.2 V to 2.7 V (max VCC + 0.3 V) 5
Input HIGH voltage VIH 2.2 V VCC = 2.7 V to 3.6 V (max VCC + 0.3 V) 5
Input LOW voltage VIL -0.3 0.6 V VCC = 2.2 V to 2.7 V 5
Input LOW voltage VIL -0.3 0.8 V VCC = 2.7 V to 3.6 V 5
Input leakage current IIX -1 1 µA GND < VI < VCC 5
Output leakage current IOZ -1 1 µA GND < VO < VCC, Output Disabled 5
VCC operating supply current ICC 18 25 mA f = fmax = 1/tRC, VCC = VCCmax, IOUT = 0 mA, CMOS levels 5
VCC operating supply current ICC 6 7 mA f = 1 MHz 5
Automatic CE power down current, CMOS inputs ISB1 2 8 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 5
VCC for data retention VDR 1.5 V 7
Data retention current ICCDR 3.2 8 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 7
Chip deselect to data retention time tCDR 0 ns 7
Operation recovery time tR 45 ns 7
Read cycle time tRC 45 ns 8
Address to data valid tAA 45 ns 8
Data hold from address change tOHA 10 ns 8
CE1 LOW and CE2 HIGH to data valid tACE 45 ns 8
OE LOW to data valid tDOE 22 ns 8
OE LOW to Low Z tLZOE 5 ns 8
OE HIGH to High Z tHZOE 18 ns 8
CE1 LOW and CE2 HIGH to Low Z tLZCE 10 ns 8
CE1 HIGH or CE2 LOW to High Z tHZCE 18 ns 8
CE1 LOW and CE2 HIGH to Power Up tPU 0 ns 8
CE1 HIGH or CE2 LOW to Power Down tPD 45 ns 8
Write cycle time tWC 45 ns 8
CE1 LOW and CE2 HIGH to Write End tSCE 35 ns 8
Address setup to Write End tAW 35 ns 8
Address Hold from Write End tHA 0 ns 8
Address setup to Write Start tSA 0 ns 8
WE pulse width tPWE 35 ns 8
Data setup to Write End tSD 25 ns 8
Data Hold from Write End tHD 0 ns 8
WE LOW to High Z tHZWE 18 ns 8
WE HIGH to Low Z tLZWE 10 ns 8
Storage Temperature -65 150 °C 5
Ambient Temperature with Power Applied -55 125 °C 5
Supply Voltage to Ground Potential -0.3 V to VCC(max) + 0.3 V 5
DC Voltage Applied to Outputs in High Z State -0.3 V to VCC(max) + 0.3 V 5
DC Input Voltage -0.3 V to VCC(max) + 0.3 V 5
Output Current into Outputs (LOW) 20 mA 5
Static Discharge Voltage 2001 V MIL-STD-883, Method 3015, > 2001 V 5
Latch up Current 200 mA > 200 mA 5
Operating ambient temperature (Industrial) TA -40 85 °C Industrial 5
Supply voltage VCC 2.2 3.6 V 5
Input capacitance CIN 10 pF TA = 25 °C, f = 1 MHz, VCC = VCC(typ) 6
Output capacitance COUT 10 pF TA = 25 °C, f = 1 MHz, VCC = VCC(typ) 6
Thermal resistance (junction to ambient), 44-pin TSOP II ΘJA 65.91 °C/W Still Air, soldered on a 3 × 4.5 inch, two-layer printed circuit board 6
Thermal resistance (junction to case), 44-pin TSOP II ΘJC 13.96 °C/W Still Air, soldered on a 3 × 4.5 inch, two-layer printed circuit board 6

CAD (KiCad official)

  • Symbol: CY62158EV30LL-45ZSXI
  • Footprint: Package_SO:TSOP-II-44_10.16x18.41mm_P0.8mm
  • 3D model: TSOP-44 (KiCad packages3D, STEP)
  • 3D model files: cy62158ev30ll-45zsxi-etched.step / cy62158ev30ll-45zsxi-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cy62158ev30ll-45zsxi.step / cy62158ev30ll-45zsxi.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Cypress Semicon datasheet (20 pp, sha256 c41410c1365fd607, retrieved 2026-10-31, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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).

Datasheet PDF