TMP91xy20AFG Toshiba, TMP91xy20AFG Datasheet - Page 12

• Manufacturer Part Number: TMP91xy20AFG
• Manufacturer: Toshiba

Specifications of TMP91xy20AFG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): M
• Rom Combinations: 8
• Ram Combinations: 8
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 1
• I2c/sio Bus Channels: 1
• (s)dram Controller: 1
• Adc 10-bit Channel: 8
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: 1
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 77
• Power Supply Voltage(v): 3.0 to 3.6

PF2
PF3
SDLDQM
PF4
SDUDQM
PF5
SDCKE
PF6
SDCLK
PF7
AM0 to AM1
EMU0
EMU1
VREFH
VREFL
X1/X2
XT1/XT2
AVCC
AVSS
DVCC
DVSS
Note: Please input 1 into
SDWE
PS
NMI
RESET
Pin Name
(Note)
Number
of Pins
1
1
1
1
1
1
1
2
1
1
1
1
1
2
2
1
1
3
7
NMI
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Table 2.3.4 Pin Names and Functions (4/4)
I/O
I/O
I/O
/
PS
pin, because
Port F2: Output port
Write enable for SDRAM
Port F3: Output port
Lower data enable for SDRAM
Port F4: Output port
Upper data enable for SDRAM
Port F5: Output port
Clock enable for SDRAM
Port F6: Output port
Clock for SDRAM
Port F7: Output port
Power save mode setting terminal
Non-maskable interrupt request: Interrupt request pin with programmable falling
edge level or with both edge levels programmable
Operation mode:
Fixed to AM1 = 1, AM0 = 1 when using internal ROM (when ROM code is 9999,
setting is prohibitted).
Fixed to AM1 = 0, AM0 = 1 when using external ROM by 16-bit external bus, or 8-
or 16-bit dynamic sizing.
Fixed to AM1 = 0, AM0 = 0 when using external ROM by 8-bit external bus.
Open pin
Open pin
Reset: Initializes TMP91C820A (with pull-up resistor).
Pin for reference voltage input to AD converter (H)
Pin for reference voltage input to AD converter (L)
High-frequency oscillator connection pins
Low-frequency oscillator connection pins
Power supply pin for AD converter
GND pin for AD converter (0 V)
Power supply pins (All VCC pins should be connecyed with the power supply
pin).
GND pins (All pins should be connected with GND (0 V).)
91C820A-10
NMI
/
PS
= 0 means power save mode after reset.
Functions
TMP91C820A
2008-02-20