hip9010 Intersil Corporation, hip9010 Datasheet - Page 2

• Manufacturer Part Number: hip9010
• Description: Engine Knock Signal Processor
• Manufacturer: Intersil Corporation

Simplified Block Diagram
(19) S0FB
(20) S0IN
(18) S1FB
(17) S1IN
(3) V
MID
+
-
+
-
POWER SUPPLY
(1) V
BIAS CIRCUITS
DD
AND
(2) GND
PROGRAMMABLE
PROGRAMMABLE
BANDPASS
BANDPASS
64 STEPS
64 STEPS
1-20kHz
1-20kHz
REFERENCE FREQUENCY CHANNEL
FILTER
FILTER
KNOCK FREQUENCY CHANNEL
PROGRAMMABLE
PROGRAMMABLE
64 STEPS
64 STEPS
STAGE
1-0.133
STAGE
1-0.133
FIGURE 1.
GAIN
GAIN
FULL WAVE
FULL WAVE
RECTIFIER
RECTIFIER
ACTIVE
ACTIVE
(14) TEST
STATE MACHINE
REGISTERS
TO SWITCHED
PROGRAMMABLE
AND
CAPACITOR
NETWORKS
INTEGRATOR
32 STEPS
40-600 s
INTERSPACE
SINGLE-ENDED
DIFFERENTIAL
AND OUTPUT
CONVERTER
CLOCK
SPI
DRIVER
TO
OSCOUT (10)
INT/HOLD (7)
INOUT (4)
OSCIN (9)
MOSI (12)
MISO (11)
SCK (13)
CS (8)