SC26C92A1A NXP Semiconductors, SC26C92A1A Datasheet - Page 4

• Manufacturer Part Number: SC26C92A1A
• Description: IC, UART, DUAL, SMD, 26C92, PLCC44
• Manufacturer: NXP Semiconductors

Specifications of SC26C92A1A

• No. Of Channels: 2
• Supply Voltage Range: 4.5V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 44
• Svhc: No SVHC (18-Jun-2010)
• Operating Temperature: RoHS Compliant
• Data Rate: 230.4Kilobaud
• Uart Features: Parity, Framing, & Overrun Error Detection, Start-End Break Interrupt/Status
• Rohs Compliant: Yes

Philips Semiconductors
BLOCK DIAGRAM
2000 Jan 31
Dual universal asynchronous receiver/transmitter (DUART)
X1/CLK
RESET
INTRN
D0–D7
A0–A3
WRN
CEN
RDN
X2
4
8
OPERATION CONTROL
INTERRUPT CONTROL
R/W CONTROL
BUS BUFFER
GENERATOR
SELECTORS
BAUD RATE
COUNTER/
XTAL OSC
ADDRESS
DECODE
CLOCK
TIMING
TIMER
CSRB
CTPL
CTPL
CSRA
IMR
ACR
ISR
U
Figure 2. Block Diagram
4
8 BYTE TRANSMIT
WATCH DOG TIMER
SHIFT REGISTER
8 BYTE RECEIVE
SELECT LOGIC
DETECTORS (4)
RECEIVE SHIFT
OUTPUT PORT
CHANNEL A
CHANNEL B
(AS ABOVE)
INPUT PORT
CHANGE OF
FUNCTION
TRANSMIT
REGISTER
MRA0, 1, 2
STATE
OPCR
FIFO
FIFO
OPR
CRA
SRA
IPCR
ACR
7
8
Product specification
SC26C92
SD00153
TxDA
RxDA
TxDB
RxDB
IP0-IP6
OP0-OP7
V
V
CC
SS