I5141-TG Datasheet, PDF (6/20 Pages) Taiwan Memory Technology – SD/MMC Memory Card Controller

i5141-TG
2.2. Pin Description
Pin Name
VDD33
VDD18
VDDC
VDDP
GND
VDDA33
GNDA
ROSC
DAT0~3
CMD
CLK
FCE0~1
FRBn
FCLE
FALE
FREn
FWEn
FWPn
FD0~FD7
SDMMC
TEST
TCLK
TRSTn
GPIO0
Type^*1
Power
Power
Power
Power
Power
Power
Power
Analog
IO/ST/PUC
IO/ST/PUC
I/ST
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
IO/ST/PUC
I
I/PD
I/ST
I/PD
IO/ST/PUC
Description
Internal regulator 3.3V input pin.
Internal regulator 1.8V output pin.
1.8V power supply for core.
3.3V power supply for I/O.
Power supply ground.
3.3V power supply for analog block.
Power supply ground for analog block.
Connect 3.9K Ohm resister to VDD18 for internal 50MHz clock generator.
SD/MMC Data Bus
SD/MMC Command/Response signal
SD/MMC Clock input.
Flash chip enable signal.
Flash Ready/Busy signal
Flash command latch enable
Flash address latch enable.
Flash read enable.
Flash write enable.
Flash write protect.
Flash data bus.
SD/MMC Selection. MMC Mode when Tie-High and SD Mode when Tie-Low.
Test mode enable. This pin must floating or tie-low when normal operation.
Clock for test mode.
Reset for test mode.
General purpose I/O pin.
*1: I/O Type I: Input pin. IO: Bidirectional pin.ST: pin with S Trigger. Analog: Analog pin
PD: pin with pull-down resister. PUC: pin with controllable pull-up resister.
Power: Power Pin
Table 1. Pin Description
© 2006 iCreate Technologies Corporation
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