參數(shù)資料
型號(hào): CSP1027
元件分類: Codec
英文描述: CSP1027 Voice Band Codec for Cellular Handset and Modem Applications
中文描述: CSP1027語(yǔ)音頻帶編解碼器的蜂窩手機(jī)和調(diào)制解調(diào)器應(yīng)用
文件頁(yè)數(shù): 61/64頁(yè)
文件大?。?/td> 937K
代理商: CSP1027
Lucent Technologies Inc.
Data Sheet
December 1999
CSP1027 Voice Band Codec for
Cellular Handset and Modem Applications
61
11 Timing Characteristics and Requirements
(continued)
11.5 Serial Multiprocessor Communication
Figure 44. SIO Multiprocessor Timing Diagram
Note: Capacitance load on DO, SYNC, and SADD = 100 pF.
Table 32. Timing Requirements for Multiprocessor Communication
Abbreviated
Reference
t25
Sync High Setup (high to high)
t26
Sync Low Setup (low to high)
t27
Sync Hold (high to invalid)
Parameter
5.0 V
3.3 V
3.0 V
Unit
Min
10
22
2
Max
Min
16
35
0
Max
Min
23
44
0
Max
ns
ns
ns
Table 33. Timing Characteristics for Multiprocessor Communication
Abbreviated
Reference
t28
Data Delay (bit 0 only) (low to valid)
t29
Data Disable Delay (high to 3-state)
t30
Address Delay (bit 0 only) (low to valid)
t31
Address Delay (high to valid)
t32
Address Hold (low to valid)
t33
Address Disable Delay (high to 3-state)
Parameter
5.0 V
3.3 V
3.0 V
Unit
Min
2
Max
24
18
26
22
18
Min
2
Max
48
26
50
40
28
Min
2
Max
55
35
57
48
35
ns
ns
ns
ns
ns
ns
B15
B14
B8
B7
B0
B15
B0
AD0
AD1
AD7
AS0
AD0
AS7
IOCK
SYNC
V
IH–
V
IL–
DO/DI
V
OH–
V
OL–
SADD
t27
t26
t27
t25
t28
t31
t30
t32
t33
t29
5-7623 (F)
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