AK2048D Datasheet, PDF (3/16 Pages) Asahi Kasei Microsystems – 2M CMI Transceiver

ASAHI KASEI
[AK2048]
PIN ASSIGNMENTS
Pin No. Pin Name I/O
1
RDATA
O
2
RCLK
O
3
RCRV
O
9
TDATA
I
10
TCLK
I
11
TCRV
I
13
TEST1
-
14
TEST2
-
15
LOCK
O
16
LOS
O
23
TXB
O
24
TVSS
-
25
TVDD
-
26
TXA
O
29
RXB
I
31
REF25
O
33
RXA
I
40
RVDD
-
41
RST
I
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
Analog
Analog
Analog
Analog
Analog
TTL
AC Load
(MAX)
≤15pF
≤15pF
≤15pF
DC Load
(MIN)
≥4kΩ
≥4kΩ
≥4kΩ
≤15pF
≤15pF
≤15pF
≥4kΩ
≥4kΩ
≤15pF
1µF(typ)
42
RVSS
-
The other pins (4-8,12,17-22,27,28,30,32,34-39,43,44) are NC pins.
NC pins are recommended to connect to VSS to avoid noise problem.
Comment
*2)
*2)
*1)
*1)
Pulled up to VDD
by the internal
register (50KΩmin)
*1) TXA, TXB can drive 110Ω connected between these pins.
*2) Must be open.
MS0073-E-00
3
2001/01