FDC37C669-MT SMSC, FDC37C669-MT Datasheet - Page 15

• Manufacturer Part Number: FDC37C669-MT
• Description: IC CTRLR SUPER I/O FLPPY 100TQFP
• Manufacturer: SMSC

Specifications of FDC37C669-MT

• Controller Type: I/O Controller
• Interface: ISA Host
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 25mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1008

Note 1: Refer to Configuration Register 00 for information on the pull-ups for these pins!
Note IDE does not decode for 377, 3F7
Note RI and the Serial interrupt is always active if system power is applied to the chip.
PIN NO.
TQFP
BUFFER TYPE
67,95
QFP/
6,47,
OD24P
OCLK
OD48
OD24
OP24
I/O24
024P
ICLK
O24
O4
IS
I
Ground
NAME
Input/Output. 24 mA sink; 12 mA source
Output. 24 mA sink; 12 mA source
Open drain. 48 mA sink
Output. 4 mA sink; 2 mA source
Output. 24 mA sink
Open drain. 24 mA sink; 30
Output. 24 mA sink; 4 mA source
Output to external crystal
Input to Crystal Oscillator Circuit (CMOS levels)
Input TTL compatible.
Input with Schmitt Trigger.
Output. 24 mA sink; 12 mA source; with 30
GND
DESCRIPTION OF PIN FUNCTIONS
SYMBOL
BUFFER TYPE DESCRIPTIONS
DESCRIPTION
BUFFER
TYPE
μ
A source
15
Ground Supply.
μ
A pull-up
DESCRIPTION