NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 10

• Manufacturer Part Number: NS7520B-1-I46
• Description: IC ARM MICROPROCESSOR 177BGA
• Manufacturer: Digi International
• Series: NET+ARM®r

Specifications of NS7520B-1-I46

• Applications: Network Processor
• Core Processor: ARM7
• Program Memory Type: External Program Memory
• Controller Series: -
• Ram Size: External
• Interface: EBI/EMI, Ethernet, DMA, SPI, UART
• Number Of I /o: 16
• Voltage - Supply: 1.4 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 177-LFBGA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

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C h a p t e r 1 1 : E l e c t r i c a l C h a r a c t e r i s t i c s
C h a p t e r 1 2 : N S 7 5 2 0 E r r a t a
DC characteristics .....................................................................258
AC characteristics .....................................................................261
Oscillator Characteristics.............................................................263
Timing Diagrams .......................................................................265
How to identify the NS7520 ..........................................................302
NS7520 errata ..........................................................................303
Serial Channel 1, 2 Bit-Rate registers .......................................241
Serial Channel 1, 2 FIFO registers ............................................250
Serial Channel 1, 2 Receive Buffer Gap Timer .............................250
Serial Channel 1, 2 Receive Character Gap Timer.........................252
Serial Channel 1,2 Receive Match register..................................254
Serial Channel 1, 2 Receive Match MASK register..........................254
Recommended operating conditions.........................................258
Input/Output characteristics .................................................259
Pad pullup and pulldown characteristics....................................259
Absolute maximum ratings ....................................................261
AC electrical specifications ...................................................261
Timing_Specifications ..........................................................265
Reset_timing ....................................................................266
SRAM timing .....................................................................267
SDRAM timing....................................................................277
FP DRAM timing .................................................................283
Ethernet timing .................................................................290
JTAG timing......................................................................292
External DMA timing............................................................294
Serial internal/external timing ...............................................297
GPIO timing ......................................................................299
Clock speed errata using PLL in boundary scan mode ....................303
UART CTS-related transmit data errors .....................................303
EDO burst errata ................................................................304
NS7520 clock speed erratum ..................................................306
SPI slave mode errata ..........................................................308
.......................................................................................301
.......................................................257