ST16C654D Exar Corporation, ST16C654D Datasheet - Page 2

• Manufacturer Part Number: ST16C654D
• Description: St16c654d -quad Uart With 64-byte Fifo And Infrared Irda Encoder/decoder
• Manufacturer: Exar Corporation

ST16C654/654D
2.97V TO 5.5V QUAD UART WITH 64-BYTE FIFO
F
IGURE
RXRDYD#
RXRDYA#
RXRDYD#
RXRDYA#
TXRDYD#
TXRDYD#
INTSEL
INTSEL
CDD#
CDA#
CDD#
CDA#
RID#
RID#
RXD
VCC
GND
RIA#
RXD
VCC
GND
RIA#
RXA
RXA
2. P
D0
D1
D2
D3
D4
D5
D6
D7
D0
D1
D2
D3
D4
D5
D6
D7
100
100
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
IN
O
UT
A
SSIGNMENT
F
OR
100-
Connect 16/68# pin to GND
PIN
Connect 16/68# pin to VCC
QFP P
Motorola Mode
100-pin QFP
100-pin QFP
ST16C654
ST16C654
Intel Mode
ACKAGES
2
I
N
16
AND
68 M
ODE
xr
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
REV. 5.0.2
CDC#
CDC#
CLKSEL
CLKSEL
RXRDYC#
RIC#
RXC
GND
TXRDY#
RXRDY#
RESET
CHCCLK
XTAL2
XTAL1
A0
A1
A2
16/68#
RXB
RIB#
CDB#
RXRDYB#
RXRDYC#
RIC#
RXC
GND
TXRDY#
RXRDY#
RESET
CHCCLK
XTAL2
XTAL1
A0
A1
A2
16/68#
RXB
RIB#
CDB#
RXRDYB#