NS7520B-1-C36 Digi International, NS7520B-1-C36 Datasheet - Page 21

• Manufacturer Part Number: NS7520B-1-C36
• Description: IC ARM MICROPROCESSOR 177BGA
• Manufacturer: Digi International
• Series: NET+ARM®r

Specifications of NS7520B-1-C36

• 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

Figure 3: TRST_ termination
Power supply
TRST_
TCK
Oscillator VCC (3.3V)
Core VCC (1.5V)
I/O VCC (3.3V)
GND
Mnemonic
Signal
Test mode reset
Test mode clock
Signal
N13, C3
R8, L14, C14, C13
E4, K4, M2, N3, P3, R5, H14, F14, B8, A3
D2, F1, J4, P4, P7, M8, P9, R11, K15, G15, E13,
D13, B14, C11, A7, A5, B2, P2, P14, K13
Pin
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
w w w . d i g i . c o m
Oscillator power supply
Core power supply
Ground
I/O power supply
Description
P o w e r s u p p l y
1 7