DS_6618_005 78M6618 Data Sheet
Rev. 1.4 19
2.4.11 LCD Drivers
The information in Table 15 applies to all COM and SEG pins with LCD_DAC[2:0] = 000.
Table 15: LCD Driver Performance Specifications
Parameter Condition Min Typ Max Unit
VLC2 Voltage With respect to VLCD
1
-0.1 +0.1 V
VLC0 Voltage,
½ bias
With respect to VLC2/2
-4
+1
%
VLC0 Impedance
∆I
LOAD = 100 µA (Isink)
9 15
kΩ
∆ILOAD = -100 µA (Isource)
9 15
1
VLCD is V3P3SYS in MISSION mode and VBAT in BROWNOUT and LCD modes.
2.4.12 Optical Interface
Table 16: Optical Interface Performance Specifications
Parameter Condition Min Typ Max Unit
OPT_TX VOH (V3P3D-OPT_TX) ISOURCE = 1 mA 0.4 V
OPT_TX VOL ISINK = 20 mA 0.7 V
2.4.13 Temperature Sensor
Table 17 shows the performance for the temperature sensor. The LSB values do not include the 8-bit left
shift at CE input.
Table 17: Temperature Sensor Performance Specifications
Parameter Condition Min Typ Max Unit
Nominal relationship: N(T) = S
n
*(T-T
n
) + N
n
, T
n
= 25ºC
Nominal
Sensitivity (S
n
)
3
n
3
L
00107.0S
⋅−=
[M26MHZ, M40MH] =
[00], [01], or [11]
FIR_LEN=0 (L=138)
FIR_LEN=1 (L=288)
-104
-947
LSB/ºC
[M26MHZ, M40MHZ] =
[10]
FIR_LEN=0 (L=186)
-255
Nominal Offset
(N
n
)
4
3
n
3
L
510.0N
⋅=
[M26MHZ, M40MH] =
[00], [01], or [11]
FIR_LEN=0 (L=138)
FIR_LEN
49641
LSB
[M26MHZ, M40MHZ] =
[10]
FIR_LEN=0 (L=186)
121500
Temperature Error
2
+
−
−=
n
n
n
T
S
NTN
TERR
))((
T
n
= 25°C,
T = -40ºC to +85ºC
-10
1
10
1
ºC
1
Guaranteed by design; not production tested.
2
N
n
is measured at T
n
during measurement calibration and is stored in MPU or CE for use in temperature
calculations.