IDT72103 Datasheet, PDF (6/31 Pages) Integrated Device Technology – CMOS PARALLEL-SERIAL FIFO 2048 x 9, 4096 x 9

IDT72103, IDT72104
CMOS PARALLEL-SERIAL FIFO 2048 x 9, 4096 x 9
AC ELECTRICAL CHARACTERISTICS
(Commercial: VCC = 5.0V ± 10%, TA = 0°C to +70°C)
Symbol
Parameter
fS
Parallel Shift Frequency
fSOCP Serial-Out Shift Frequency
fSICP
Serial-In Shift Frequency
PARALLEL-OUTPUT MODE TIMINGS
tA
Access Time
tRR
Read Recovery Time
tRPW
Read Pulse Width
tRC
Read Cycle Time
tWLZ
Write Pulse LOW to Data Bus at Low-Z⁽¹⁾
tRLZ
Read Pulse LOW to Data Bus at Low-Z⁽¹⁾
tRHZ
Read Pulse HIGH to Data Bus at High-Z⁽¹⁾
tDV
Data Valid from Read Pulse HIGH
PARALLEL-INPUT MODE TIMINGS
tDS
Data Set-up Time
tDH
Data Hold Time
tWC
Write Cycle Time
tWPW Write Pulse Width
tWR
Write Recovery Time
RESET TIMINGS
tRSC
Reset Cycle Time
tRS
Reset Pulse Width
tRSS
Reset Set-up Time
tRSR
Reset Recovery Time
RESET TO FLAG TIMINGS
tRSF1 Reset to EF, AEF, and EF+1 LOW
tRSF2 Reset to HF, FF, and FF-1 LOW
RESET TO OUTPUT TIMINGS – SERIAL MODE ONLY
tRSQL
Reset Going LOW to Q_0-8 LOW
tRSQH Reset Going HIGH to Q_0-8 HIGH
tRSDL
Reset Going LOW to D_0-8 LOW
RETRANSMIT TIMINGS
tRTC
Retransmit Cycle Time
tRT
Retransmit Pulse Width
tRTS
Retransmit Set-up Time
tRTR
Retransmit Recovery Time
tRTF
Retransmit to Flags
PARALLEL MODE FLAG TIMINGS
tREF
Read LOW to EF LOW
tRFF
Read HIGH to FF HIGH
tRF
Read HIGH to Transitioning HF, AEF and FF-1
tRE
Read LOW to EF+1 LOW
tRPE
Read Pulse Width after EF HIGH
tWEF
Write HIGH to EF HIGH
tWFF
Write LOW to FF LOW
tWF
Write LOW to Transitioning HF, AEF and FF-1
tWE
Write HIGH to EF+1 HIGH
tWPF
Write Pulse Width after FF HIGH
NOTE:
1. Values guaranteed by design, not tested.
COMMERCIAL TEMPERATURE RANGES
Commercial
IDT72103L35 IDT72103L50
IDT72104L35 IDT72104L50
Min. Max. Min. Max.
— 22.2 —
15
—
50
—
40
—
50
—
40
Unit
MHz
MHz
MHz
Timing
Figure
—
—
—
—
35
—
50
ns
4
10
—
15
—
ns
4
35
—
50
—
ns
4
45
—
65
—
ns
4
5
—
15
—
ns
15
5
—
10
—
ns
4
—
20
—
30
ns
4
5
—
5
—
ns
4
18
—
20
—
ns
3
0
—
0
—
ns
3
45
—
50
—
ns
3
35
—
40
—
ns
3
10
—
10
—
ns
3
45
—
50
—
ns 2,18
35
—
40
—
ns 2,18
35
—
40
—
ns 2,18
10
—
10
—
ns 2,17,18
—
45
—
65
ns
2
—
45
—
65
ns
2
20
—
20
—
ns
18
20
—
20
—
ns
18
20
—
20
—
ns
17
45
—
50
—
ns
5
35
—
40
—
ns
5
35
—
40
—
ns
5
10
—
10
—
ns
5
—
35
—
50
ns
5
—
30
—
45
ns
6
—
30
—
45
ns
7
—
45
—
65
ns 8,9,10
—
45
—
65
ns
11
35
—
40
—
ns
15
—
30
—
45
ns
6
—
30
—
45
ns
7
—
45
—
65
ns 8,9,10
—
45
—
65
ns
11
35
—
40
—
ns
16
2753 tbl 08
5.37
6