CY8C55_11 Datasheet, PDF (92/112 Pages) Cypress Semiconductor – Programmable System-on-Chip (PSoC®)

PRELIMINARY
PSoC^® 5: CY8C55 Family Datasheet
Table 11-40. PGA AC Specifications
Parameter
Description
BW1
–3 dB bandwidth
SR1
Slew rate
e_n
Input noise density
Conditions
Min
Power mode = high,
6.7
gain = 1, input = 100 mV
peak-to-peak
Power mode = high,
3
gain = 1, 20% to 80%
Power mode = high,
–
Vdda = 5 V, at 100 kHz
Typ
Max
Units
8
–
MHz
–
–
V/µs
43
–
nV/sqrtHz
Figure 11-60. Bandwidth vs. Temperature, at Different Gain
Settings, Power Mode = High
Figure 11-61. Noise vs. Frequency, Vdda = 5 V,
Power Mode = High
11.5.12 Temperature Sensor
Table 11-41. Temperature Sensor Specifications
Parameter
Description
Temp sensor accuracy
Conditions
Range: –40 °C to +85 °C
11.5.13 LCD Direct Drive
Table 11-42. LCD Direct Drive DC Specifications
Parameter
Description
Conditions
I_CC
LCD system operating current
Device sleep mode with wakeup at
400-Hz rate to refresh LCDs, bus
clock = 3 Mhz, Vddio = Vdda = 3 V,
4 commons, 16 segments, 1/4 duty
cycle, 50 Hz frame rate, no glass
connected
I_{CC_SEG}
V_BIAS
Current per segment driver
Strong drive mode
LCD bias range (V_BIAS refers to the V_DDA ≥ 3 V and V_DDA ≥ V_BIAS
main output voltage(V0) of LCD DAC)
LCD bias step size
LCD capacitance per
segment/common driver
V_DDA ≥ 3 V and V_DDA ≥ V_BIAS
Drivers may be combined
Long term segment offset
I_OUT
Output drive current per segment Vddio = 5.5V, strong drive mode
driver)
Min Typ Max
–
±8
–
Units
°C
Min
Typ
–
63
Max Units
–
μA
–
260
2
–
–
µA
5
V
– 9.1 × V_DDA
–
mV
–
500
5000
pF
–
–
355
–
20
mV
710
µA
Document Number: 001-66235 Rev. **
Page 92 of 112
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