ATSAM2133B ATMEL Corporation, ATSAM2133B Datasheet - Page 6

• Manufacturer Part Number: ATSAM2133B
• Description: Low-power Synthesizer
• Manufacturer: ATMEL Corporation

Table 1. Pin by Function - 100-lead TQFP Package (Continued)
6
Pin Name
MIDI IN
MIDI OUT
WA0 - 22
WD0 - 15
WCS
WWE
WOE
LFT
TEST
PDWN
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ATSAM2133B
Pin Number
100
99
24 - 29,
32 - 35,
38 - 43, 46 - 52
58 - 67, 70 - 75
53
55
54
85
23
79
Type
OUT
OUT
OUT
OUT
OUT
ANA
I/O
IN
IN
IN
Function
MIDI IN input
MIDI OUT output
External memory address (ROM/Flash). Up to 16 MB.
External ROM/FLASH data
External ROM/FLASH chip select, active low.
External FLASH write enable, active low.
External ROM/FLASH output enable, active low.
PLL low-pass filter, should be connected to an external RC network.
Test pin, should be returned to GND.
Power down, active low, all outputs except WCS, WWE, WOE are set to logic 0, the PLL
and crystal oscillator are stopped. If the power switch feature is used, then 2.5V supply
voltage is removed from the core. To exit from power down, PDWN must be set to V
RESET applied. When unused, this pin must be connected to V
C2
.
2694A–DRMSD–05/03
C2
, then