ZL50011/GDC ZARLINK [Zarlink Semiconductor Inc], ZL50011/GDC Datasheet - Page 71

• Manufacturer Part Number: ZL50011/GDC
• Description: Flexible 512 Channel DX with on-chip DPLL
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

AC Electrical Characteristics - Reference Input Timing
10 REF High Time
12 REF Rise/Fall Time
11 REF Low Time
1
2
3
4
5
6
7
8
9
(1.544MHz)
REF Period
REF High Time
REF Low Time
REF Rise/Fall Time
REF Period
REF High Time
REF Low Time
REF Rise/Fall Time
REF Period
REF
(2.048MHz)
(8kHz)
REF
REF
Figure 37 - Reference Input Timing Diagram when the Input Frequency = 2.048 MHz
Figure 38 - Reference Input Timing Diagram when the Input Frequency = 1.544 Hz
Figure 36 - Reference Input Timing Diagram when the Input Frequency = 8 kHz
Characteristic
t
rR8K
t
R2MP
t
t
t
R8KP
R8KH
R1M5P
Zarlink Semiconductor Inc.
ZL50011
t
fK8K
t
R2ML
71
t
R1M5L
t R1M5P
t R1M5h
t R1M5L
t
t R2MH
t
Sym.
t R8KH
t R2MP
t R2ML
t
rR1M5
t R8KP
t R8KL
t
fR1M5
t
t
rR2M,
rR8K,
fR2M
f
R8K
,
t
rR1M5
Min.
0.09
0.09
122
370
490
90
90
90
90
0
0
0
t
R2MH
Typ.
125
488
244
244
648
324
324
t
t
rR2M
R8KL
127.91
127.91
Max.
128
605
515
515
805
715
715
20
20
20
t
R1M5H
Units
µs
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
Data Sheet
8 kHz
Mode
2.048 MHz
Mode
1.544 MHz
Mode
t
fR1M5
t
fR2M
Notes