參數(shù)資料
型號: ZL50022QCC
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 路由/交換
英文描述: Enhanced 4 K Digital Switch with Stratum 4E DPLL
中文描述: TELECOM, DIGITAL TIME SWITCH, PQFP256
封裝: 28 X 28 MM, 1.40 MM HEIGHT, MS-026BJC, LQFP-256
文件頁數(shù): 111/121頁
文件大?。?/td> 939K
代理商: ZL50022QCC
ZL50022
Data Sheet
111
Zarlink Semiconductor Inc.
Figure 45 - FPo3 and CKo3 (32.768 MHz) Timing Diagram
Characteristics are over recommended operating conditions unless otherwise stated.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
Characteristics are over recommended operating conditions unless otherwise stated.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
AC Electrical Characteristics
-
FPo3 and CKo3 (32.768 MHz) Timing (Master Mode, Divided Slave Mode, or Multiplied Slave
Mode with less than 10 ns of Cycle to Cycle Variation on CKi)
Characteristic
Sym.
Min.
Typ.
Max.
Units
Notes
1
2
FPo3 Output Pulse Width
FPo3 Output Delay from the FPo3 falling edge
to the output frame boundary
FPo3 Output Delay from the output frame
boundary to the FPo3 rising edge
CKo3 Output Clock Period
CKo3 Output High Time
CKo3 Output Low Time
CKo3 Output Rise/Fall Time
t
FPW3
t
FODF3
27
10
30.5
34
18
ns
ns
C
L
= 30 pF
3
t
FODR3
12
21
ns
4
5
6
7
t
CKP3
t
CKH3
t
CKL3
t
rCK3
, t
fCK3
27
12
12
30.5
34
19
19
5
ns
ns
ns
ns
C
L
= 30 pF
AC Electrical Characteristics
-
FPo3 and CKo3 (32.768 MHz) Timing (Multiplied Slave Mode with more than 10 ns of Cycle to
Cycle Variation on CKi
Characteristic
Sym.
Min.
Typ.
Max.
Units
Notes
1
2
FPo3 Output Pulse Width
FPo3 Output Delay from the FPo3 falling edge
to the output frame boundary
FPo3 Output Delay from the output frame
boundary to the FPo3 rising edge
CKo3 Output Clock Period
CKo3 Output High Time
CKo3 Output Low Time
CKo3 Output Rise/Fall Time
t
FPW3
t
FODF3
27
12
30.5
34
19
ns
ns
C
L
= 30 pF
3
t
FODR3
12
19
ns
4
5
6
7
t
CKP3
t
CKH3
t
CKL3
t
rCK3
, t
fCK3
17
5
12
30.5
44
29
18
5
ns
ns
ns
ns
C
L
= 30 pF
t
FPW3
t
FODR3
t
FODF3
FPo3
CKo3
t
CKL3
t
CKH3
t
CKP3
t
rCK3
t
fCK3
Output Frame Boundary
V
CT
V
CT
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