IMP5111
IMP5111 is 9-Line SCSI Terminator manufactured by IMP.
Features x Ultra-Fast response for Fast-20 SCSI applications x 35MHz channel bandwidth x 3.3V operation x Less than 3p F output capacitance x Sleep-mode current less than 275µA x Thermally self limiting x No external pensation capacitors x Implements 8-bit or 16-bit (wide) applications x patible with active negation drivers
(60m A/channel) x patible with passive and active terminations x Approved for use with SCSI 1, 2, 3 and Ultra SCSI x Hot swap patible x Pin-for-pin patible with LX5211 and
UC5606 (IMP5111) x Pin-for-pin patible with LX5212 and
UC5603/5613/5614 (IMP5112)
Block Diagrams
Term Power
Thermal Limiting Circuit
DISCONNECT (IMP5111) DISCONNECT (IMP5112)
1.4V
- +
Daily Silver IMP
Current Biasing Circuit
24m A Current Limiting Circuit
2.85V
DATA OUTPUT PIN DB (0)
1 of 9 Channels
.ds-imp..cn
5111/5112_01.eps
Pin Configuration
SO-16
T7 1 T8 2 T9 3 HEAT SINK/GND 4 GND 5 DISCONNECT- 6 T1 7 T2 8
IMP5111 IMP5112
16 T6 15 T5 14 NC 13 HEAT SINK/GND 12 HEAT SINK/GND 11 VTERM 10 T4 9 T3
- DISCONNECT (IMP5111) DISCONNECT (IMP5112)
DW Package
5111/5112__02.eps
Ordering Information
IMP5111/5112
TSSOP-24
T7 1 T8 2 T9 3 NC 4 GND 5 HEAT SINK/GND 6 HEAT SINK/GND 7 HEAT SINK/GND 8 HEAT SINK/GND 9 DISCONNECT- 10 T1 11 T2 12
IMP5111 IMP5112
24 T6 23 T5 22 NC 21 NC 20 HEAT SINK/GND 19 HEAT SINK/GND 18...