S3C7044 Samsung semiconductor, S3C7044 Datasheet - Page 23

• Manufacturer Part Number: S3C7044
• Description: The S3C7044/C7048 single-chip CMOS microcontroller has been designed for very high-performance using Samsungs newest 4-bit CPU core/ SAM47 (Samsung Ar
• Manufacturer: Samsung semiconductor

ELECTRICAL DATA
(T
NOTES
1.
2.
13-8
Data retention supply voltage
Data retention supply current
Release signal set time
Oscillator stabilization wait
time
A
During oscillator stabilization wait time, all CPU operations must be stopped to avoid instability during oscillator start-up.
Use the basic timer mode register (BMOD) interval timer to delay execution of CPU instructions during the wait time.
= – 40 C to + 85 C)
(1)
Parameter
CPU CLOCK
15.625 kHz
1.05 kHz
1.5 MHz
Table 13-6. RAM Data Retention Supply Voltage in Stop Mode
CPU CLOCK = 1/n x oscillator frequency (n = 4, 8, 64)
Figure 13-1. Standard Operating Voltage Range
Symbol
V
I
t
t
DDDR
SREL
WAIT
DDDR
1
V
Released by RESET
Released by interrupt
2
DDDR
SUPPLY VOLTAGE (V)
Conditions
3
= 1.5 V
–
–
4
5
Main Osc. Freq. ( Divided by 4 )
Min
1.5
6
–
0
–
–
7
6 MHz
4.2 MHz
400 kHz
2
Typ
0.1
17
(2)
–
–
/fx
S3C7044/C7048/P7048
Max
5.5
10
–
–
–
Unit
ms
ms
V
A
s