S3C72B5 Samsung semiconductor, S3C72B5 Datasheet - Page 14

• Manufacturer Part Number: S3C72B5
• Description: The S3C72B5/C72B7/C72B9 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core/ SAM47 (Samsung A
• Manufacturer: Samsung semiconductor

PRODUCT OVERVIEW
1-14
ANALOG IN
DIGITAL IN
SOFTWARE (P4MOD)
DIGITAL or ANALOG
SELECTABLE by
(P4.2 only)
EXT-REF
COMPARATOR
OUTPUT
DISABLE
TRIGGER
SCHMITT
INT-REF
DATA
+
-
PNE
Figure 1-7. Pin Circuit Type E-2
Figure 1-8. Pin Circuit Type F-4
SCHMITT TRIGGER
DATA
OUTPUT
DISABLE
PNE
S3C72B5/C72B7/C72B9/P21132 MICROCONTROLLER
V
DD
P
N
-
-
CH
CH
V
RESISTOR
DD
ENABLE
PULL-UP
RESISTOR
RESISTOR
ENABLE
I/O
V
DD
P
N
-
-
CH
CH
V
DD
PULL-UP
RESISTOR
I/O