NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 39

• 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

Table 14: ARM debugger signal description
Figure 4: TRST_ termination
TRST_
TCK
Mnemonic
Test mode reset
Test mode clock
Signal
TRST_ operates the JTAG standard. Consult the JTAG
specifications for use in boundary-scan testing. These
signals meet the requirements of the Raven and Jeeni
debuggers.
TCK operates the JTAG standard. Consult the JTAG
specifications for use in boundary-scan testing. These
signals meet the requirements of the Raven and Jeeni
debuggers.
Description
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TRSTNS7520
NS7520
P i n o u t a n d P a c k a g i n g
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