Datasheet

MCP2120
DS21618B-page 14 © 2007 Microchip Technology Inc.
DC Characteristics (Continued)
DC CHARACTERISTICS
Standard Operating Conditions (unless otherwise specified)
Operating temperature –40°C ≤ T
A ≤ +85°C (industrial)
Operating voltage V
DD range as described in DC spec Section 4.1 “DC
Characteristics”.
Param
No.
Sym Characteristic Min Typ Max Units Conditions
Input Low Voltage
V
IL Input pins
D030 with TTL buffer Vss — 0.8V V For all 4.5 ≤ VDD ≤ 5.5V
D030A Vss — 0.15V
DD Votherwise
D031 with Schmitt Trigger
buffer
V
SS —0.2VDD V
D032 RESET, RXIR VSS —0.2VDD V
D033 OSC1 V
SS —0.3VDD V
Input High Voltage
V
IH Input pins —
D040 with TTL buffer 2.0 — V
DD V4.5 ≤ VDD ≤ 5.5V
D040A 0.25VDD
+ 0.8VDD
—VDD V
otherwise
D041 with Schmitt Trigger
buffer
0.8V
DD —VDD V For entire VDD range
D042 RESET, RXIR 0.8VDD —VDD V
D043 OSC1 0.7V
DD —VDD V
Input Leakage
Current
(1, 2)
D060 IIL Input pins — — ±1 µA VSS ≤ VPIN ≤ VDD, Pin at
hi-impedance
D061 RESET ——±30µAVSS ≤ VPIN ≤ VDD
D063 OSC1 — — ±5 µA VSS ≤ VPIN ≤ VDD, XT, HS and LP
osc configuration
D070 Ipur weak pull-up current 50 250 400 µA V
DD = 5V, VPIN = VSS
Note 1: The leakage current on the RESET pin is strongly dependent on the applied voltage level. The specified
levels represent normal operating conditions. Higher leakage current may be measured at different input
voltages.
2: Negative current is defined as coming out of the pin.