Features: Organization: 262,144 words X 16 bits
Part Identification
- A428316 (512 Ref.)
Single 5.0V power supply/built-in VBB generator
Low power consumption
- Operating: 110mA (-25 max)
- Standby: 2.5mA (TTL), 1.0mA (CMOS)
1.0mA (Self-refresh current)
High speed
- 25/35 ns RAS access time
- 12/17 ns column address access time
- 8/10 ns CAS access time
- 12/16 ns EDO Page Mode Cycle Time
Industrial operating temperature range: -40C to 85C for -U
Fast Page Mode with Extended Data Out
Separate CAS( UCAS,LCAS) for byte selection
512 Refresh Cycle in 8ms
Read-modify-write,RAS -only, CAS -before- RAS ,Hidden refresh capability
TTL-compatible, three-state I/O
JEDEC standard packages
- 400mil, 40-pin SOJ
- 400mil, 40/44 TSOP type II package
Pinout
SpecificationsInput Voltage (Vin) . . . . . . . . . . . . . . . . . . . . -1.0V to +7.0V
Output Voltage (Vout) . . . . . . . . . . . . . . . . . -1.0V to +7.0V
Power Supply Voltage (VCC) . . . . . . . . . . . -1.0V to +7.0V
Operating Temperature (TOPR) . . . . . . . . . . . . 0C to +70C
Storage Temperature (TSTG) . . . . . . . . . . . -55C to +150C
Soldering Temperature X Time (TSOLDER) . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260C X 10sec
Power Dissipation (PD) . . . . . . . . . . . . . . . . . . . . . . . . . . 1W
Short Circuit Output Current (Iout) . . . . . . . . . . . . . . . 50mA
Latch-up Current . . . . . . . . . . . . . . . . . . . . . . . . . . . .200mA
DescriptionThe A428316 is a new generation randomly accessed memory for graphics, organized in a 262,144-word by 16-bit configuration. This product can execute Byte Writeand Byte Read operation via two CAS pins.
The A428316 offers an accelerated Fast Page ModeThis allow random access of up to 512 words within a row at a 83/62 MHz EDO cycle, making theA428316 ideally suited for graphics, digital signal processing and high performance computing systems.
A428316 Data Sheet
