mt88e45bsr Zarlink Semiconductor, mt88e45bsr Datasheet - Page 22

• Manufacturer Part Number: mt88e45bsr
• Description: 4-wire Calling Number Identification Circuit 2
• Manufacturer: Zarlink Semiconductor

† AC Electrical Characteristics are over recommended operating conditions unless otherwise stated.
AC Electrical Characteristics - Timing Parameter Measurement Voltage Levels
AC Electrical Characteristics
1
2
3
4
5
1
2
3
DATA
DCLK
DR/STD
DCLK
DCLK
CMOS Threshold Voltage
Rise/Fall Threshold Voltage High
Rise/Fall Threshold Voltage Low
Frequency
Duty cycle
Rise time
DCLK low set up before DR
DCLK low hold time after DR
DR
Characteristics
Characteristics
Figure 10 - DATA and DCLK Mode 0 Output Timing
†
- 3-Wire FSK Data Interface Timing (Mode 1)
t
R
t
CL
t
RF
Figure 11 - DR Output Timing
Zarlink Semiconductor Inc.
t
DCD
MT88E45
22
t
RL
Sym.
V
t
V
V
R
HM
LM
CT
f
Sym.
DCLK1
t
t
t
DDH
DDS
R1
t
CDD
t
RR
Min.
500
500
30
0.5*V
0.7*V
0.3*V
t
CH
Level
DD
DD
DD
Max.
100
70
1
t
F
Units
Units
V
V
V
V
V
V
MHz
HM
CT
LM
ns
ns
ns
%
t
F
Data Sheet
Notes
Notes
V
V
V
V
V
V
HM
CT
LM
HM
CT
LM