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LUPA-4000_07 Datasheet, PDF (27/38 Pages) Cypress Semiconductor – 4M Pixel CMOS Image Sensor
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LUPA-4000
Pad
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
Pin
K15
K16
H15
H16
G16
F16
E16
G15
G14
F14
E14
D16
E15
F15
D15
C15
D14
B16
B14
C16
A16
B15
A15
A14
C14
B13
A13
A9
A10
A11
A12
B7
B8
B9
B10
B11
B6
A8
A7
B12
Pin Name
vmem_h
vmem_l
ref_low
Pin Type
Supply
Supply
Input
linear_conv
bit_9
bit_8
bit_7
bit_6
bit_5
bit_4
bit_3
bit_2
bit_1
bit_0
clock
gndd
vddd
gnda
vdda
bit_inv
CMD_SS
Input
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Input
Supply
Supply
Supply
Supply
Input
Input
analog_in
CMD_FS
Input
Input
ref_high
Input
vres_ds
vres
vmem_h
vmem_l
vpix
reset
reset_ds
mem_hl
precharge
sample
temp_diode_n
temp_diode_p
precharge_bias
Supply
Supply
Supply
Supply
Supply
Input
Input
Input
Input
Input
Testpin
Testpin
Input
photodiode
gndd
vdd
Testpin
Ground
Supply
Description
Power supply Vmem drivers.
Power supply Vmem drivers.
Analog reference input. Low reference voltage of ADC.
(see Figure 7 for exact resistor value)
Digital input. 0= linear conversion; 1= gamma correction.
Digital output 2 <9> (MSB).
Digital output 2 <8>.
Digital output 2 <7>.
Digital output 2 <6>.
Digital output 2 <5>.
Digital output 2 <4>.
Digital output 2 <3>.
Digital output 2 <2>.
Digital output 2 <1>.
Digital output 2 <0> (LSB).
ADC clock input.
Digital GND of ADC circuitry.
Digital supply of ADC circuitry (nominal 2.5V).
Analog GND of ADC circuitry.
Analog supply of ADC circuitry (nominal 2.5V).
Digital input. 0=no inversion of output bits; 1 = inversion of output bits.
Biasing of second stage of ADC. Connect to VDDA with R=50 kΩ and
decouple with C=100 nF to GNDa.
Analog input 2nd ADC.
Analog reference input. Biasing of first stage of ADC. Connect to VDDA with
R=50 kΩ and decouple with C=100 nF to GNDa.
Analog reference input. High reference voltage of ADC.
(see Figure 7 for exact resistor value)
Power supply reset drivers.
Power supply reset drivers.
Power supply Vmem drivers.
Power supply Vmem drivers.
Power supply pixel array.
Digital input. Control of reset signal in the pixel.
Digital input. Control of double slope reset in the pixel.
Digital input. Control of Vmem signal in pixel.
Digital input. Control of Vprecharge signal in pixel.
Digital input. Control of Vsample signal in pixel.
Cathode of temperature diode.
Anode of temperature diode.
Analog reference input. Biasing for pixel array. (seeTable 10 for exact resistor
and capacitor value)
Output photodiode.
Ground digital modules.
Power supply digital modules.
Document Number: 38-05712 Rev. *B
Page 27 of 38
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