GND 15 GND 16
42 GND 41 GND
The SN75970B SCSI differential converter-
GND 17 40 GND
control, when used in conjunction with one or more of its companion data transceiver(s),
VCC 18 DRVBUS 19
39 VCC 38 BMSG
provides the superior electrical performance of
SDB 20 37 BMSG+
differentia
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SN75970B SCSI DIFFERENTIAL CONVERTER-CONTROL
SLLS323A – NOVEMBER 1999 – REVISED JANUARY 2000
D Provides High-Voltage Differential SCSI
from Single-Ended Controller When Used
DGG OR DL PACKAGE (TOP VIEW)
With the SN75971B Data Transceiver
D Nine Transceivers Meet or Exceed the
Requirements of ANSI Standard EIA-485
and ISO-8482 Standards
D ESD Protection on Bus Pins to 12 kV D Packaged in Shrink Small-Outline Package
with 25 mil Terminal Pitch and Thin
Small-Package with 20 mil Terminal Pitch
D Low Disabled Supply Current 32 mA Typ D Thermal Shutdown Protection D Positive- and Negative-Current Limiting D Power-Up/-Down Glitch Protection D Open-Circuit Failsafe Receivers
RSTFLTR RESET DSENS CLK40 GND AATN – TEST AACK –
TIMEOUT AREQ – AC/D – VCC GND GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14
SN75970B Datasheet
