TMC2074-NU SMSC, TMC2074-NU Datasheet - Page 110

• Manufacturer Part Number: TMC2074-NU
• Description: IC CTRL CIRC 128VTQFP PERIPH MOD
• Manufacturer: SMSC
• Series: CircLink™r

Specifications of TMC2074-NU

• Controller Type: I/O Controller
• Interface: Transceiver
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 40mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1024

Appendix B Crystal Oscillator Circuit
NOTE:
Revision 0.2 (10-23-08)
Above R, C values may not be correct for a crystal you select. You may have to determine the correct
values. If you use an overtone type crystal, follow the manufacturer’s recommendations for connection
details.
Internal of LSI
C in
X1
R fb
X2
DATASHEET
R out
C out
Page 110
MCKIN
R and C values as an example
F = 10M to 40MHz
(In case of fundamental oscillation)
SYMBOL
Rout
Cout
Rfb
Cin
V
DD
Dual Mode CircLink™ Controller
51K ohm
51 ohm
VALUE
22pF
22pF
Internal clock
SMSC TMC2074
Datasheet