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PDF FDC37C93 Data sheet ( Hoja de datos )
| Número de pieza | FDC37C93 | |
| Descripción | Plug and Play Compatible Ultra I/O Controller with Soft Power Management | |
| Fabricantes | SMSC Corporation | |
| Logotipo |  |
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FDC37C93xAPM
ADVANCE INFORMATION
Plug and Play Compatible Ultra I/O™ Controller
with Soft Power Management
FEATURES
• 5 Volt Operation
• ISA Plug-and-Play Standard (Version 1.0a)
Compatible Register Set
• Soft Power Management, SMI Support
• ACPI/Legacy Support
- SCI/SMI Support
- Power Management Timer
- Power Button Override Event
- Either Edge Triggered Interrupts
• ACCESS.bus Support
• 8042 Keyboard Controller
- 2K Program ROM
- 256 Bytes Data RAM
- Asynchronous Access to Two Data
Registers and One Status Register
- Supports Interrupt and Polling Access
- 8 Bit Timer/Counter
- Port 92 Support
- Fast Gate A20 and Hardware Keyboard
Reset
• Real Time Clock
- MC146818 and DS1287 Compatible
- 256 Bytes of Battery Backed CMOS in
Two Banks of 128 Bytes
- 128 Bytes of CMOS RAM Lockable in
4x32 Byte Blocks
- 12 and 24 Hour Time Format
- Binary and BCD Format
- 1 µA Standby Current (typ)
• Intelligent Auto Power Management
• 2.88MB Super I/O Floppy Disk Controller
- Relocatable to 480 Different Addresses
- 13 IRQ Options
- Four DMA Options
- Licensed CMOS 765B Floppy Disk
Controller
- Advanced Digital Data Separator
- Software and Register Compatible with
SMSC's Proprietary 82077AA
Compatible Core
- Sophisticated Power Control Circuitry
(PCC) Including Multiple Powerdown
Modes for Reduced Power Consumption
- Game Port Select Logic
- Supports Two Floppy Drives Directly
- 24mA AT Bus Drivers
- Low Power CMOS Design
• Licensed CMOS 765B Floppy Disk
Controller Core
- Supports Vertical Recording Format
- 16 Byte Data FIFO
- 100% IBM® Compatibility
- Detects All Overrun and Underrun
Conditions
- 48mA Drivers and Schmitt Trigger Inputs
- DMA Enable Logic
- Data Rate and Drive Control Registers
• Enhanced Digital Data Separator
- Low Cost Implementation
- No Filter Components Required
- 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps,
250 Kbps Data Rates
- Programmable Precompensation Modes
• Serial Ports
- Relocatable to 480 Different Addresses
1 page  
PIN CONFIGURATION
GND
DRVDEN0
DRVDEN1
nMTR0
nDS1
nDS0
nMTR1
GND
nDIR
nSTEP
nWDATA
nWGATE
nHDSEL
nINDEX
nTRK0
nWRTPRT
nRDATA
nDSKCHG
MEDIA_ID1
mEDIA_ID0
VCC
CLOCKI
nIDE1_OE
nHDCS0
nHDCS1
IDE1_IRQ
nHDCS2/SA13
nHDCS3/SA14
IDE2_IRQ/SA15
nIOROP
nIOWOP
VTR
nPOWER ON
BUTTON_IN
HCLK
16CLK
CLK01
CLK02
CLK03
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
FDC37C93xAPM
160 Pin QFP
120 nROMDIR
119 nROMCS
118 RD7
117 RD6
116 RD5
115 RD4
114 RD3
113 RD2
112 RD1
111 RD0
110 GP25
109 GP24
108 GP23
107 GP22
106 GP21
105 GP20
104 GP17
103 GP16
102 GP15
101 VCC
100 GP14
99 GP13
98 GP12
97 GP11
96 GP10
95 GND
94 MCLK
93 MDAT
92 KCLK
91 KDAT
90 IOCHRDY
89 TC
88 DRQ3
87 nDACK3
86 DRQ2
85 nDACK2
84 DRQ1
83 nDACK1
82 DRQ0
81 nDACK0
5
5 Page 
Description of Multifunction Pins with GPI/O and Other Alternate Functions
Pin Original Alternate Alternate Alternate Buffer
No. Function Function 1 Function 2 Function 3 Type
19 MEDIA_ID1
GPI/O
-
- I/O8
Default
float
Index
Register
GP4
GPI/O
GP40
20 MEDIA_ID0
GPI/O
-
- I/O8 float GP4 GP41
23 nIDE1_OE
GPI/O
-
- I/O4 high GP4 GP42
24 nHDCS0
GPI/O
-
- I/O24 high GP4 GP43
25 nHDCS1
GPI/O
-
- I/O24 high GP4 GP44
26 IDE1_IRQ
GPI/O
-
- I/O8 float GP4 GP45
30 nIOROP
GPI/O Power LED
WDT
I/O24
float
GP4 GP46
Output
31 nIOWOP
GPI/O
nSMI
- I/O24 float GP4 GP47
33 nPowerOn
GPI/O
-
-
34 Button_In
111 RD0
112 RD1
113 RD2
114 RD3
115 RD4
116 RD5
117 RD6
118 RD7
119 nROMCS
120 nROMOE
153 nRI2
154 nDCD2
155 RXD2
156 TXD2
157 nDSR2
158 nRTS2
159 nCTS2
160 nDTR2
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
GPI/O
-
Power LED
Output
WDT
8042 - P12
8042 - P13
8042 - P14
8042 - P15
8042 - P16
8042 - P17
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
I/O24
I/O24
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
active low
open
collector
output
input
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
nROMCS 1
nROMCS 1
input 2
input 2
input 2
input 2,4
input, 2
input 2,4
input (2)
input 2,4
GP5
GP5
GP6
GP6
GP6
GP6
GP6
GP6
GP6
GP6
GP5
GP5
GP7
GP7
GP7
GP7
GP7
GP7
GP7
GP7
GP51
GP50
GP60
GP61
GP62
GP63
GP64
GP65
GP66
GP67
GP53
GP54
GP70
GP71
GP72
GP73
GP74
GP75
GP76
GP77
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet FDC37C93.PDF ] | |
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