W24L257A
W24L257A is 32K x 8 HIGH-SPEED CMOS STATIC RAM manufactured by Winbond.
DESCRIPTION
The W24L257A is a high-speed, low-power CMOS static RAM organized as 32768 × 8 bits that operates on a single 3.3-volt power supply. This device is manufactured using Winbond's high performance CMOS technology.
FEATURES
- High-speed access time: 12/15/20 n S (max.)
- Low-power consumption:
- Active: 200 m W (typ.)
- Single +3.3V power supply
- Fully static operation
- All inputs and outputs directly TTL patible
- Three-state outputs
- Available packages: 28-pin 300 mil SOJ, skinny DIP and standard type one TSOP (8 mm × 13.4 mm)
PIN CONFIGURATION
BLOCK DIAGRAM
A14 A12
A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 VSS
1 28 2 27 3 26 4 25 5 24 6 23 7 22
28-DIP 8 21 9 20 10 19 11 18 12 17 13 16 14 15
VDD WE A13 A8 A9 A11 OE A10 CS I/O8 I/O7 I/O6 I/O5 I/O4
OE A11
A9 A8 A13
WE VDD A14 A12
A7 A6 A5 A4 A3
1 2 3 4 5 6 7 8 9 10 11 12 13 14
28-pin TSOP
28 A10 27 CS 26 I/O8 25 I/O7 24 I/O6 23 I/O5 22 I/O4...
