ST6255B View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
ST6255B
STMicroelectronics
'ST6255B' PDF : 74 Pages View PDF
ST62T55B ST62T65B/E65B
6.2 RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Test Condition s
Min.
Value
Typ.
Max.
Unit
6 Suffix Version
-40
TA Operating Temperature
1 Suffix Version
0
3 Suffix Version
-40
85
70
°C
125
VDD Operating Supply Voltage
fOSC = 2MHz
fosc= 8MHz
3.0
4.5
6.0
6.0
V
fOSC Oscillator Frequency2)
VDD = 3V
0
VDD = 4.5V, 1 & 6 Suffix
0
VDD = 4.5V, 3 Suffix
0
IINJ+ Pin Injection Current (positive) VDD = 4.5 to 5.5V
IINJ- Pin Injection Current (negative) VDD = 4.5 to 5.5V
4.0
8.0
MHz
4.0
+5
mA
-5
mA
Notes:
1. Care must be taken in case of negative current injection, where adapted impedance must be respected on analog sources to not affect the
A/D conversion. For a -1mA injection, a maximum 10 KΩ is recommended.
2. An oscillator frequency above 1MHz is recommended for reliable A/D results.
Figure 31. Maximum Operating FREQUENCY (Fmax) Versus SUPPLY VOLTAGE (VDD)
Maximum FREQU ENCY (MHz)
8
FUNCTIONALITY IS NOT
GUARANTEED IN
7
THIS AREA
6
5
4
3
2
1
2.5
3
3.5
4
4.5
5
SUPPLY VOLTAGE (VDD)
1 & 6 Suffix Version
3 Suffix Version
5.5
6
The shaded area is outside the recommended operating range; device functionality is not guaranteed under these conditions.
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