CM220 Datasheet, PDF (11/19 Pages) C-Media Electronics – Updateable USB2.0 Card Reader Controller

CM220
Updateable USB2.0 Card Reader Controller
5.ELECTRICAL CHARACTERISTICS
‹Absolute Maximum Ratings
SYMBOL
PARAMETER
VCC Power Supply
Input Voltage of 3.3V I/O
VIN3 Input Voltage of 3.3V I/O with 5V
Tolerance
TSTG Storage Temperature
RATING
-0.3 to VCC+0.3
-0.3 to VCC3I+0.3
-0.3 to 5.5
-40 to 150
UNITS
V
V
V
℃
‹Recommended Operating Conditions
SYMBOL
PARAMETER
VCCK Core Power Supply
VCC3V Power Supply 3.3V I/O
Input Voltage of 3.3V I/O with 5V
VIN
Tolerance
Commercial Junction Operating
Tj
Temperature
MIN
TYP
MAX UNITS
2.25
2.5
2.75
V
3.0
3.3
3.6
V
0
3.3
5.25
V
0
115
℃
‹DC Characteristcs of 3.3V I/O cells
SYMBOL
PARAMETER
CONDITIONS MIN TYP MAX UNITS
V25 Regulator output voltage
VCC=3.3V
2.2 2.5 2.7 V
V I25 load Regulator driving current
VCC=3.3V
150 mA
VIL Input Low Voltage
VIH Input High Voltage
0.8 V
LVTTL
2.0
V
Schmitt Trigger Negative Going
Vt-
Threshold Voltage
Schmitt Trigger Positive Going
Vt+
Threshold Voltage
LVTTL
0.8 1.1
V
1.6 2.0 V
VOL Output Low Voltage
∣IOL∣=2 ~ 16mA
0.4 V
VOH Output High Voltage
∣IOH∣=2 ~ 16mA 2.4
V
Rpu Input Pull-Up Resistance
PU=high,PD=low 40 75 190 KΩ
Rpd Input Pull-Down Resistance
IIL
Input Leakage Current
PU=low,PD=high 40 75 190 KΩ
Vin=VCC3I or 0 -10 ±1 10 µA
Date: 8/2/2005
Version: 1.4
- 11 -