CY8C34_1105 Datasheet, PDF (98/127 Pages) Cypress Semiconductor – Programmable System-on-Chip (PSoC) DC to 50 MHz operation

PSoC^® 3: CY8C34 Family
Data Sheet
Table 11-36. 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 11-59. Bandwidth vs. Temperature, at Different Gain
Settings, Power Mode = High
Figure 11-60. Noise vs. Frequency, Vdda = 5 V,
Power Mode = High
11.5.11 Temperature Sensor
Table 11-37. Temperature Sensor Specifications
Parameter
Description
Temp sensor accuracy
Conditions
Range: –40 °C to +85 °C
Min Typ
Max
–
±5
–
Units
°C
11.5.12 LCD Direct Drive
Table 11-38. LCD Direct Drive DC Specifications
Parameter
I_CC
I_{CC_SEG}
V_BIAS
I_OUT
Description
Conditions
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
Current per segment driver
Strong drive mode
LCD bias range (V_BIAS refers to the main V_DDA ≥ 3 V and V_DDA ≥ V_BIAS
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
Output drive current per segment driver) Vddio = 5.5V, strong drive mode
Table 11-39. LCD Direct Drive AC Specifications
Parameter
Description
f_LCD
LCD frame rate
Conditions
Min
Typ
Max
–
38
–
–
260
–
2
–
5
– 9.1 × V_DDA –
–
500
5000
–
–
20
355
–
710
Min
Typ
Max
10
50
150
Units
μA
µA
V
mV
pF
mV
µA
Units
Hz
Document Number: 001-53304 Rev. *L
Page 98 of 127