ST62T08CB6 STMicroelectronics, ST62T08CB6 Datasheet - Page 74

• Manufacturer Part Number: ST62T08CB6
• Description: IC, 8BIT MCU OTP 1K, 62T08, DIP20
• Manufacturer: STMicroelectronics

Specifications of ST62T08CB6

• Controller Family/series: ST6
• Core Size: 8bit
• No. Of I/o's: 12
• Program Memory Size: 1KB
• Ram Memory Size: 64Byte
• Cpu Speed: 8MHz
• Oscillator Type: External Only
• No. Of Timers: 1
• Digital Ic Case: RoHS Compliant
• Peripherals: ADC, LVD
• Rohs Compliant: Yes
• Processor Series: ST62T0x
• Core: ST6
• Data Bus Width: 8 bit
• Program Memory Type: EPROM
• Data Ram Size: 64 B
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Operating Supply Voltage: 3 V to 6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Package / Case: PDIP-20
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / Rohs Status: Details

ST6208C/ST6209C/ST6210C/ST6220C
CLOCK AND TIMING CHARACTERISTICS (Cont’d)
10.5.4 RC Oscillator
The ST6 internal clock can be supplied with an external RC oscillator. Depending on the
accuracy of the frequency is about 20%, so it may not be suitable for some applications.
Notes:
1. Data based on characterization results, not tested in production. These measurements were done with the OSCin pin
2. R
Figure 51. Typical Application with RC Oscillator
74/104
1
f
R
OSC
Symbol
unconnected (only soldered on the PCB).
NET
NET
EXTERNAL RC
must have a positive temperature coefficient (ppm/°C), carbon resistors should therefore not be used.
R
RC oscillator frequency
RC Oscillator external resistor
NET
OSC
OSC
NC
IN
OUT
Parameter
1)
C
EX
~9pF DISCHARGE
2)
f
OSC
R
R
R
R
R
R
R
R
R
R
see
NET
NET
NET
NET
NET
NET
NET
NET
NET
NET
Conditions
Figure 52
=22 k
=47 k
=100 k
=220 k
=470 k
=22 k
=47 k
=100 k
=220 k
=470 k
&
V
V
Figure 53
DD
DD
Min
7.2
5.1
3.2
1.8
0.9
3.7
2.8
1.8
0.5
22
1
V
DD
MIRROR
CURRENT
0.95
0.55
Typ
8.6
5.7
3.4
1.9
4.3
1.9
1.1
3
R
Max
ST62XX
NET
6.5
3.8
1.1
4.9
3.3
1.2
0.6
870
10
2
2
value, the
MHz
Unit
k