SCC68692E1A44 NXP Semiconductors, SCC68692E1A44 Datasheet - Page 4

• Manufacturer Part Number: SCC68692E1A44
• Description: UART Interface IC 5V IND. UART 2 CH. MOT INTERF.
• Manufacturer: NXP Semiconductors
• Type: Dual asynchronous receiver/transmitter (DUART)r

Specifications of SCC68692E1A44

• Number Of Channels: 2
• Data Rate: 115.2 Kbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Supply Current: 10 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: PLCC-44
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 5 V
• Lead Free Status / Rohs Status: Details
• Other names: SCC68692E1A44,512

Philips Semiconductors
BLOCK DIAGRAM
2004 Mar 03
Dual asynchronous receiver/transmitter (DUART)
DTACKN
RESETN
X1/CLK
IACKN
INTRN
D0–D7
A1–A4
R/WN
CSN
X2
4
8
OPERATION CONTROL
INTERRUPT CONTROL
R/W CONTROL
BUS BUFFER
GENERATOR
SELECTORS
BAUD RATE
COUNTER/
XTAL OSC
ADDRESS
DECODE
CLOCK
TIMING
TIMER
CTUR
CSRB
CTLR
CSRA
IMR
ACR
ISR
IVR
Figure 2. Block Diagram
4
SHIFT REGISTER
HOLDING REG (3)
SHIFT REGISTER
SELECT LOGIC
DETECTORS (4)
HOLDING REG
OUTPUT PORT
CHANNEL A
CHANNEL B
(AS ABOVE)
INPUT PORT
CHANGE OF
FUNCTION
TRANSMIT
TRANSMIT
RECEIVE
RECEIVE
MRA1, 2
STATE
OPCR
OPR
CRA
SRA
IPCR
ACR
6
8
SCC68692
SD00145
TxDA
RxDA
TxDB
RxDB
IP0-IP5
OP0-OP7
V
GND
Product data
CC