IDT72V70200 Integrated Device Technology, IDT72V70200 Datasheet - Page 8

• Manufacturer Part Number: IDT72V70200
• Description: 3.3 Volt Time Slot Interchange Digital Switch 512 X 512
• Manufacturer: Integrated Device Technology

The Control Register is only accessed when A7-A0 are all
zeroed. When A7 =1, up to 32 bytes are randomly accessable
via A0-A4 at any one instant. Of which stream these
bytes (channels) are accessed is determined by the state of
CR b 3 -CR b 0.
IDT72V70200 3.3V TIME SLOT INTERCHANGE
DIGITAL SWITCH 512 x 5
10000000
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 0
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
Channel 1
10000001
Connection Memory
12
Data Memory
Control Register
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
Channel 2
10000010
Figure 3. Addressing Internal Memories
CR b 7
CR b 4
CR b 6 CR b 5 CR b 4
1
0
8
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
Channel 31
10011111
CR b 3
External Address Bits
CR b 2 CR b 1 CR b 0
COMMERCIAL TEMPERATURE RANGE
CR b 3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
CR b 2 CR b 1 CR b 0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
A7-A0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Stream
5711 drw06
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9