AM79C02 Просмотр технического описания (PDF) - Advanced Micro Devices
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AM79C02 Datasheet PDF : 48 Pages
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SWITCHING CHARACTERISTICS over operating range unless otherwise noted
Microprocessor Interface
Min and max values are valid for all digital outputs with a 150 pF load, except C1–C5 with a 30 pF load. Pull-up
resistors of 360 Ω are attached to TSCA and TSCB.
No. Symbol
Parameter
1
tDCY Data Clock Period
2
tDCH Data Clock High Pulse Width (Note 1)
3
tDCL Data Clock Low Pulse Width (Note 1)
4
tDCR Rise Time of Clock
5
tDCF Fall Time of Clock
6
tICSS Chip Select Setup Time, Input Mode
7
tICSH Chip Select Hold Time, Input Mode
8
tICSL Chip Select Pulse Width, Input Mode
9
tICSO Chip Select Off Time, Input Mode (Note 7)
10
tIDS
Input Data Setup Time
11
tIDH Input Data Hold Time
12
tOLH SLIC Output Latch Valid
13
tOCSS Chip Select Setup Time, Output Mode
14
tOCSH Chip Select Hold Time, Output Mode
15
tOCSL Chip Select Pulse Width, Output Mode
16
tOCSO Chip Select Off Time, Output Mode (Note 7)
17
tODD Output Data Turn On Delay (Note 5)
18
tODH Output Data Hold Time
19
tODOF Output Data Turn Off Delay
20
tODC Output Data Valid
PCM Interface
PCLK not to exceed 4.096 MHz when PCM delay is used.
Min
Typ
Max
Units
244
97
97
25
ns
25
70
tDCY – 10
0
tDCH – 20
8tDCY
5
µs
30
30
20
1000
ns
70
tDCY – 10
0
tDCH – 20
8tDCY
5
µs
50
0
ns
50
0
50
No. Symbol
Parameter
21
tPCY PCM Clock Period (Note 2)
22
tPCH PCM Clock High Pulse Width
23
tPCL PCM Clock Low Pulse Width
24
tPCF Fall Time of Clock
25
tPCR Rise Time of Clock
26
tFSS FS Setup Time
27
tFSH FS Hold Time
28
tTSD Delay to TSC Valid
(with Programmable Delay) (Note 3)
29
tTSO Delay to TSC Off
(with Programmable Delay) (Note 6)
30
tDXD PCM Data Output Delay
(with Programmable Delay) (Note 4)
31
tDXH PCM Data Output Hold Time
(with Programmable Delay) (Note 4)
32
tDXZ PCM Data Output Delay to HI-Z
(with Programmable Delay) (Note 4)
33
tDRS PCM Data Input Setup Time
34
tDRH PCM Data Input Hold Time
Min
0.122
48
48
25
50
5
30
5
30
3
30
5
30
5
30
25
5
Typ
Max
Units
7.8125
µs
3890
3890
15
15
tPCY – 50
80
150
80
ns
150
80
150
80
150
80
150
SLAC Products
17
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