Z0220112VEGR3470 Zilog, Z0220112VEGR3470 Datasheet - Page 20
Z0220112VEGR3470
Manufacturer Part Number
Z0220112VEGR3470
Description
IC MODEM 2400BPS DSP AFE 44-PLCC
Manufacturer
Zilog
Specifications of Z0220112VEGR3470
Data Format
V.21, V.22, V.23, Bell 103, Bell 212A
Baud Rates
2.4k
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
44-LCC (J-Lead)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
AC Characteristics
Timing Diagrams
Table 7. Microprocessor Interface Timing
PS000904-0107
Description
Read Timing
HA0–2 and HCS to HRD Setup Time
HA0–2 to HRD Setup Time
HRD to Data Access Time
HRD Data Hold
HA0–2 and HCS Hold From HRD
Write Timing
HA0–2 and HCS to HWR Setup Time
HCS to HWR Setup Time
Data to HWR Setup Time
HWR Data Hold
HA0–2 and HCS Hold from HWR
D0–D7
RS0–2
WR
RD
CS
1
2
Figure 5. Microprocessor Interface Read/Write Diagram
Valid Address
3
Read Data Valid
1
2
3
4
5
6
7
8
9
10
Parameter Min
4
5
0
0
—
0
0
70
70
0
10
10
V.22BIS Data Pump with Integrated AFE
6
7
8
–
–
25
10
–
–
–
–
–
–
Typ
Valid Address
Valid Address
11
Max
–
–
85
–
–
–
–
–
–
–
10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
9
16