scn2661 NXP Semiconductors, scn2661 Datasheet - Page 2

• Manufacturer Part Number: scn2661
• Description: Enhanced Programmable Communications Interface Epci
• Manufacturer: NXP Semiconductors

1. Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only and
2. For operating at elevated temperatures, the device must be derated based on +150 C maximum function temperature.
3. This product includes circuitry specifically designed for the protection of its internal devices from the damaging effect of excessive static
4. Over recommended free-air operating temperature range and supply voltage range unless otherwise specified. For conditions shown as MIN
Philips Semiconductors
ORDERING CODE
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS
NOTES:
1994 Apr 27
28-Pin Ceramic Dual In-Line Package (cerdip) 0.6” Wide
28-Pin Plastic Dual In-Line Package (DIP) 0.6” Wide
28-Pin Plastic Lead Chip Carrier (PLCC)
Enhanced programmable communications
interface (EPCI)
functional operation of the device at these or at any other condition above those indicated in the operation section of this specification is not
implied.
charge. Nonetheless, it is suggested that conventional precautions be taken to avoid applying any voltages larger than the rated maxima.
or MAX, use the appropriate value specified under recommended operating conditions.
NOTES:
*
SYMBOL
Open–drain output pin.
T
T
STG
A
RxC/BKDET
DATA BUS
TxC/SYNC
TxEMT/*
DSCHG
RESET
BRCLK
D0–D7
R/W
DSR
DCD
CTS
RTS
DTR
CE
A
A
Operating ambient temperature
Storage temperature
All voltages with respect to ground
0
1
PACKAGES
PACKAGES
COMMAND REGISTER
OPERATION CONTROL
1
MODE REGISTER 1
MODE REGISTER 2
STATUS REGISTER
CLOCK CONTROL
PARAMETER
GENERATOR
BAUD RATE
DATA BUS
CONTROL
BUFFER
MODEM
AND
2
3
SCN2661AC1N28
SCN2661BC1N28
SCN2661CC1N28
SCN2661CC1A28
SCN2661BC1F28
SCN2661CC1F28
SCN2661AC1A28
SCN2661BC1A28
2
0 C to +70 C
Commercial
V
CC
= +5V +5%
HOLDING REGISTER
HOLDING REGISTER
SNE/DLE CONTROL
SHIFT REGISTER
SHIFT REGISTER
TRANSMIT DATA
SYN 1 REGISTER
SYN 2 REGISTER
RECEIVE DATA
TRANSMITTER
DLE REGISTER
TRANSMIT
RECEIVER
RECEIVE
SCN2661CA1F28
SCN2661BA1F28
Contact Factory
Contact Factory
-40 C to +85 C
-65 to +150
-0.5 to +6.0
RATING
SCN2661/SCN68661
Industrial
Note 4
TxRDY
TxD
RxRDY
RxD
Product specification
*
SOT261-3
*
SOT117-2
DWG #
DWG #
0589B
UNIT
C
C
V
SD00078