參數(shù)資料
型號(hào): 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): 112/121頁
文件大?。?/td> 939K
代理商: ZL50022QCC
ZL50022
Data Sheet
112
Zarlink Semiconductor Inc.
Figure 46 - FPo4 and CKo4 Timing Diagram (1.544/2.048 MHz)
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
- CKo4 (1.544 MHz) Timing (Only when DPLL is active)
Characteristic
Sym.
Min.
Typ.
Max.
Units
Notes
1
2
3
4
CKo4 Output Clock Period
CKo4 Output High Time
CKo4 Output Low Time
CKo4 Output Rise/Fall Time
t
CKP4
t
CKH4
t
CKL4
t
rCK4
, t
fCK4
645
320
320
648
324
324
650
327
327
5
ns
ns
ns
ns
C
L
= 30 pF
AC Electrical Characteristics
- CKo4 (2.048 MHz) Timing (Only when DPLL is active)
Characteristic
Sym.
Min.
Typ.
Max.
Units
Notes
1
2
3
4
CKo4 Output Clock Period
CKo4 Output High Time
CKo4 Output Low Time
CKo4 Output Rise/Fall Time
t
CKP4
t
CKH4
t
CKL4
t
rCK4
, t
fCK4
485
241
241
488
244
244
492
247
247
5
ns
ns
ns
ns
C
L
= 30 pF
FPo0
CKo4
t
CKL4
t
CKH4
t
CKP4
t
rCK4
t
fCK4
Output Frame Boundary
V
CT
V
CT
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