71M6541D Datasheet, PDF (140/166 Pages) Maxim Integrated Products – 0.1% Accuracy Over 2000:1 Current Range Energy Meter ICs

71M6541D/F/G and 71M6542F/G Data Sheet
6.4 Performance Specifications
6.4.1 Input Logic Levels
Table 96: Input Logic Levels
Parameter
Condition
Min
Typ
Max
Unit
Digital high-level input voltage¹, V_IH
Digital low-level input voltage¹, V_IL
Input pullup current, IIL
E_RXTX, E_RST, E_TCLK
OPT_RX, OPT_TX
SPI_CSZ (SEGDIO36)
Other digital inputs
VIN=0 V,
ICE_E=3.3 V
2
V
0.8
V
10
100
µA
10
100
µA
10
10
µΩ
-1
0
1
µA
Input pull down current, IIH
ICE_E, RESET, TEST
Other digital inputs
VIN=V3P3D
10
100
µA
-1
0
1
µA
Note:
1. In battery powered modes, digital inputs should be below 0.1 V or above VBAT – 0.1 V to
minimize battery current.
6.4.2 Output Logic Levels
Table 97: Output Logic Levels
Parameter
Condition
Min
Typ
Max
Unit
Digital high-level output voltage
I_LOAD = 1 mA
V3P3D–0.4
V
V_OH
I_LOAD = 15 mA
V3P3D-0.6
V
(see notes 1, 2)
Digital low-level output voltage
I_LOAD = 1 mA
0
V_OL
I_LOAD = 15 mA
0
(see note 1)
0.4
V
0.8
V
Note:
1.
2.
Guaranteed by design, not production tested.
Caution: The sum of all pull up currents must be compatible with the on-resistance of the
internal V3P3D switch. See 6.4.6 V3P3D Switch on page 143.