DS_6618_005
78M6618 Data Sheet
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
With respect to VLCD1
Min
Typ
Max
Unit
VLC2 Voltage
-0.1
+0.1
V
VLC0 Voltage,
½ bias
With respect to VLC2/2
-4
+1
15
15
%
VLC0 Impedance
9
9
∆ILOAD = 100 µA (Isink)
kΩ
∆ILOAD = -100 µA (Isource)
1VLCD 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
0.4
Unit
V
OPT_TX VOH (V3P3D-OPT_TX)
OPT_TX VOL
ISOURCE = 1 mA
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) = Sn*(T-Tn) + Nn, Tn = 25ºC
Nominal
Sensitivity (Sn)
FIR_LEN=0 (L=138)
FIR_LEN=1 (L=288)
-104
-947
LSB/ºC
[M26MHZ, M40MH] =
[00], [01], or [11]
3
L
FIR_LEN=0 (L=186)
-255
[M26MHZ, M40MHZ] =
[10]
Sn = −0.00107⋅
3
[M26MHZ, M40MH] =
[00], [01], or [11]
Nominal Offset
(Nn) 4
FIR_LEN=0 (L=138)
FIR_LEN=1 (L=288)
49641
451200
LSB
ºC
3
FIR_LEN=0 (L=186)
121500
L
3
[M26MHZ, M40MHZ] =
[10]
Nn = 0.510⋅
Temperature Error 2
Tn = 25°C,
-101
101
T = -40ºC to +85ºC
n
(N(T) − Nn )
ERR = T −
+ T
Sn
1 Guaranteed by design; not production tested.
2 Nn is measured at Tn during measurement calibration and is stored in MPU or CE for use in temperature
calculations.
Rev. 1.4
19
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
