mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 205

• Manufacturer Part Number: mc68hc705v12
• Description: M68hc05-based Mcu Hc05 Freescale Semiconductor
• Manufacturer: Freescale Semiconductor, Inc

MC68HC705V12
RECOMMENDED VALUES:
*R = PMOS V
NOTE: PASS DEVICE AND
RELATED COMPONENTS
SHOULD BE AS PHYSICALLY
CLOSE TO THE MCU AS POSSIBLE.
V
Rg1 55 k
Rg2 25 k
BATT
Figure 15-14. Sample Gauge Connections to the MC68HC705V12
P6KE30A
P6KE15A
—
REGULATOR
CIRCUITRY
EXTERNAL
Rev. 3.0
T(NOM)
/50 x 10 –6
R
+5 VOLTS +/-5%
MAX
Freescale Semiconductor, Inc.
1N5822
0.1 m
0.1 m
0.1 m
For More Information On This Product,
1%
Go to: www.freescale.com
0.1 mF
I
V
V
V
V
V
V
V
MAX
SS
SS
SSA
SSG
DD
DD
CCA
Gauge Drivers
68HC705V12
REVERSE BATTERY
AND TRANSIENT PROTECTION
MAJA1+
MAJA1–
MAJA2+
MAJA2-
MAJB1+
MAJB1–
MAJB2+
MAJB2–
MINC1
MINC2+
MINC2–
MIND1
MIND2+
MIND2–
MINA1
MINA2+
MINA2–
MINB1
MINB2+
MINB2–
V
V
GVREF
V
GSUP
PGC
0.1 mF
~8 V
R
R
*100K
g1
g2
5%
LOW ESR
100 mF
MAJOR GAUGE A
MAJOR GAUGE B
MINOR GAUGE A
MINOR GAUGE B
MINOR GAUGE C
MINOR GAUGE D
MTP2955
RECOMMENDED
0.1 mF
Gauge Power Supply
Advance Information
Gauge Drivers