ASAHI KASEI
[AK4584]
PIN/FUNCTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Pin Name
TEST2
RX3
NC
RX4
PDN
INT0
INT1
CDTI
CDTO
CCLK
CSN
TEST3
TX1
TX2
XTALE
TX3
DVDD
DVSS
TVDD
XTO
XTI
MCKI
DMCK
I/O
I
I
I
I
I
O
O
I
O
I
I
I
O
O
I
O
-
-
-
O
I
I
I
Function
Test 2 Pin
(Internal pull-down pin)
Receiver Input 3 with Amp for 0.2Vpp
NC Pin
(No Internal bonding pin, Fixed to “AVSS”)
Receiver Input 4 with Amp for 0.2Vpp
Power-Down Mode Pin
“H”: Power up, “L”: Power down reset and initialize the control registers.
Interrupt 0 Pin
Interrupt 1 Pin
Control Data Input Pin
Control Data Output Pin
Control Data Clock Pin
Chip Select Pin
Test 3 Pin
(Fixed to AVSS)
Transmitter 1 Output Pin
Transmitter 2 Output Pin
X’tal Osc Enable Pin
“H” : Enable, “L” : Disable
Transmitter 3 Output Pin
Digital Power Supply Pin, 4.75
∼
5.25V
Digital Ground Pin
Output Buffer Power Supply Pin, 2.7
∼
5.25V
X’tal Output Pin
X’tal Input Pin
External Master Clock Input Pin
MCKO1 Disable Pin
“H” : MCKO1 “L” output, “L” : MCKO1 output
MS0118-E-00
-5-
2001/11
AKM [ ASAHI KASEI MICROSYSTEMS ]
