SP320ACF Exar Corporation, SP320ACF Datasheet
SP320ACF
Available stocks
Related parts for SP320ACF
SP320ACF Summary of contents
Page 1
Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines 5Mbps Data Throughput +5V-Only, Single Supply Operation 3 Drivers, 3 Receivers – V.35 4 Drivers, 4 Receivers – RS-232 80-pin MQFP Surface Mount Packaging Pin Compatible with SP319 DESCRIPTION The SP320 ...
Page 2
ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions ...
Page 3
SPECIFICATIONS (CONTINUED and V = 5V±5% unless otherwise noted. MIN MAX CC PARAMETER MIN. RS-232 DRIVER TTL Input Levels 2.0 IH Voltage Outputs High Level Output +5.0 Low Level Output -15.0 Open Circuit Output ...
Page 4
THEORY OF OPERATION The SP320 is a single chip +5V-only serial transceiver that supports all the signals neces- sary to implement a full V.35 interface. Three V.35 drivers and three V.35 receivers make up the clock and data signals. Four ...
Page 5
C 2 GND GND – –10V Figure 1. Charge Pump Waveforms Figure 1a shows the waveform found on the positive side of capacitor C2, and Figure 1b shows the negative side of capacitor C2. ...
Page 6
+10V 4 + – – – – Figure 2. Charge Pump Phase + – ...
Page 7
V C2+ C2- V C1- C1 SP320CFF (DTE OUT ...
Page 8
ISO-2593 connector pin out Signal Ground Clear to Send Data Carrier Detect Ring Indicator Local Loopback Remote Loopback Receive Data (A) Receive Data (B) Receive Timing (A) Receive Timing (B) Unassigned--- Unassigned--- BB Unassigned--- DD Unassigned--- FF Unassigned--- JJ Unassigned--- ...
Page 9
ISO-2593 connector pin out Signal Ground Clear to Send D Data Carrier Detect Ring Indicator Local Loopback Remote Loopback N Receive Data (A) R Receive Data (B) Receive Timing (A) Receive Timing (B) Unassigned--- Unassigned--- BB Unassigned--- DD Unassigned--- FF ...
Page 10
Pin configuration RCOUT1 TS000 TTEN 6 RTEN ENV35 T1IN 13 DRIN1 14 DRIN3 15 T2IN 16 T3IN R3OUT 19 ...
Page 11
PACKAGE: 80 Pin MQFP PIN DIMENSIONS Minimum/Maximum (BEC) Variation (mm) SYMBOL MIN A A1 0.00 A2 1. Rev:B Mar ...
Page 12
... Part Number MSL Level SP320ACF L3 @ 225ºC SP320ACF 250ºC SP320CF L3 @ 225ºC For further assistance: Email: WWW Support page: Sipex Application Notes: Solved by Sipex Corporation Headquarters and TM Sales Office 233 South Hillview Drive Milpitas, CA 95035 tel: (408) 934-7500 fax: (408) 935-7600 Sipex Corporation reserves the right to make changes to any products described herein ...