IDT821068PX IDT, Integrated Device Technology Inc, IDT821068PX Datasheet - Page 39

• Manufacturer Part Number: IDT821068PX
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: General Purposer

Specifications of IDT821068PX

• Number Of Adc's: 8
• Number Of Dac's: 8
• Interface Type: Serial
• Power Supply Type: Analog/Digital
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.25V
• Pin Count: 128
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Screening Level: Industrial
• Package Type: PQFP
• Mounting: Surface Mount
• Lead Free Status / Rohs Status: Not Compliant

PCM Interface
IDT821068 OCTAL PROGRAMMABLE PCM CODEC
Note*: These timing diagram only apply to the situation when data clock in on falling edges and clock out on rising edges.
Parameter
t51
t52
t53
t54
t55
t56
t57
t61
t62
TSX1 /
TSX
DR1/
BCLK
DX1/
TSX2
Time Slot
DX
DR
FS
DR2
DX2
FS
27
28
Data enable delay time
Data delay time from BCLK
Data float delay time
Frame sync setup time
Frame sync hold time
TSX enable delay time
TSX disable delay time
Receive data setup time
Receive data hold time
29
30
31
Description
0
1
Figure 17. Typical Frame Sync Timing (2 MHz Operation)
2
3
Figure 16. Transmit and Receive Timing *
4
t54
1
X0
5
BIT
1
BIT 1
t51
R0
t55
6
t56
7
Min
2
25
50
25
5
5
5
5
5
5
BIT
2
X1
BIT 2
8
t61
R1
9
3
10
Typ
BIT
3
39
BIT 3
11
12
t4 - 50
4
Max
70
70
70
80
80
Time Slot
BIT
4
13
BIT 4
t52
14
Units
5
15
X2
ns
ns
ns
ns
ns
ns
ns
ns
ns
BIT
5
BIT 5
16
R2
17
t62
6
BIT
6
18
BIT 6
INDUSTRIAL TEMPERATURE RANGE
19
7
20
BIT
7
BIT 7
21
Test Conditions
22
8
t57
BIT
8
X3
23
BIT 8
t53
R3
24
1
25
26