74ACT2708PC Fairchild Semiconductor, 74ACT2708PC Datasheet - Page 5

• Manufacturer Part Number: 74ACT2708PC
• Description: IC MEMORY FIRST OUT 64X9 28-DIP
• Manufacturer: Fairchild Semiconductor
• Series: 74ACTr

Specifications of 74ACT2708PC

• Function: Asynchronous, Synchronous
• Memory Size: 576 (9 x 64)
• Data Rate: 60MHz
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Access Time: -
• Other names: 74ACT2708

Mode 2: Master Reset
Sequence of Operation
1. Input and Output Ready, HF and FULL can be in any
2. Master Reset goes LOW and clears the FIFO, setting
3. Master Reset rises.
state before the reset sequence with Master Reset
(MR) HIGH.
up all essential internal states. Master Reset must be
LOW pulse width t
MRW
before rising again.
FIGURE 2. Mode of Operation Mode 2
5
4. IR rises (if not HIGH already) to indicate ready to write
5. Shift-In can be taken HIGH after a minimum recovery
state recovery time t
Both HF and FULL will go LOW indicating an empty
FIFO, occurring recovery times t
tively after the falling edge of MR. OR falls recovery
time t
recovery time t
time t
MRORL
MRSIH
after MR goes HIGH.
after MR falls. Data at outputs goes LOW
MRONL
MRIRH
after MR goes LOW.
after the falling edge of MR.
MRE
www.fairchildsemi.com
and t
MRO
respec-