IDT7201LA25TP IDT, Integrated Device Technology Inc, IDT7201LA25TP Datasheet - Page 11

• Manufacturer Part Number: IDT7201LA25TP
• Description: IC MEM FIFO 512X9 25NS 28-PDIP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: 7200r

Specifications of IDT7201LA25TP

• Function: Asynchronous
• Memory Size: 4.6K (512 x 9)
• Access Time: 25ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.300", 7.62mm)
• Configuration: Dual
• Density: 4.5Kb
• Access Time (max): 25ns
• Word Size: 9b
• Organization: 512x9
• Sync/async: Asynchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: DIP
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 80mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Rate: -
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant
• Other names: 7201LA25TP

TABLE 2 — RESET AND FIRST LOAD TRUTH TABLE
Depth Expansion/Compound Expansion Mode
NOTE:
1. XI is connected to XO of previous device. See Figure 14. RS = Reset Input, FL/RT = First Load/Retransmit, EF = Empty Flag Output, FF = Full Flag Output,
TABLE 1 — RESET AND RETRANSMIT
Single Device Configuration/Width Expansion Mode
NOTE:
1. Pointer will increment if flag is HIGH.
IDT7201L/7201LA/7202LA CMOS ASYNCHRONOUS FIFO
256 x 9, 512 x 9 and 1,024 x 9
Reset First Device
Reset All Other Devices
Read/Write
Reset
Retransmit
Read/Write
XI = Expansion Input, HF = Half-Full Flag Output
FULL
Mode
Mode
RS
W
D
Figure 14. Block Diagram of 768 x 9, 1,536 x 9, 3,072 x 9 FIFO Memory (Depth Expansion)
9
RS
RS
0
0
1
0
1
1
Inputs
Inputs
FL
RT
0
1
X
X
1
0
9
9
(1)
(1)
(1)
XI
9
XI
0
0
0
FF
FF
FF
Read Pointer
Location Zero
Location Zero
Location Zero
Location Zero
Increment
7201A/
7201A/
7201A/
7202A
7202A
7202A
7200/
7200/
7200/
Read Pointer
IDT
IDT
IDT
11
XO
XO
XO
XI
XI
XI
X
(1)
EF
EF
Internal Status
FL
FL
FL
Internal Status
EF
Write Pointer
Location Zero
Location Zero
Location Zero
Unchanged
Increment
Write Pointer
X
COMMERCIAL, INDUSTRIAL AND MILITARY
(1)
9
EF
EF
0
X
X
TEMPERATURE RANGES
0
0
X
OCTOBER 22, 2008
Outputs
2678 drw16
Outputs
R
Q
EMPTY
V
CC
FF
1
X
X
FF
1
1
X
HF
1
X
X