MAX1620 Datasheet, PDF (3/20 Pages) Maxim Integrated Products – Digitally Adjustable LCD Bias Supplies

Digitally Adjustable LCD Bias Supplies
ELECTRICAL CHARACTERISTICS (continued)
(V_DD = 3.3V, V_BATT = 10V, T_A = 0°C to +85°C, unless otherwise noted.)
PARAMETER
CONDITIONS
DOUT Maximum Output Voltage (Note 3) 0µA ≤ I_DOUT ≤ 40µA
DOUT Minimum Output Voltage (Note 3)
DOUT Resolution
DOUT Differential Nonlinearity
DIGITAL INPUTS AND OUTPUTS
UP, DN, SHDN, POL Input High Voltage
UP, DN, SHDN, POL Input Low Voltage
UP, DN, SHDN, POL Input Leakage Current
SCL, SDA, SUS Input High Voltage
SCL, SDA, SUS Input Low Voltage
SCL, SDA, SUS Input Leakage Current
SDA Output Low Voltage
-20µA ≤ I_DOUT ≤ 0µA
48.39mV step size
Guaranteed monotonic
3.0V ≤ V_DD ≤ 3.6V
V_DD = 5.5V
V_IN = 0V or V_IN = V_DD
3.0V ≤ V_DD ≤ 3.6V
V_DD = 5.5V
V_IN = 0V or V_IN = V_DD
I_SDA = -6mA
TIMING CHARACTERISTICS
(T_A = 0°C to +85°C, unless otherwise noted.)
PARAMETER
MAX1620 (Figure 1)
Pulse Width High (UP, DN)
Pulse Width Low (UP, DN)
Pulse Separation (UP, DN)
Counter Reset Time
MAX1621 (Figures 2 and 3)
SDA to SCL Data-Setup Time
SCL to SDA Data-Hold Time
SCL/SDA Rise Time
SCL/SDA Fall Time
SCL Low Time
SCL High Time
Start Condition SCL to SDA
Setup Time
SYMBOL
t₁
t₂
t₃
t₄
t_SU:_DAT
t_HD:DAT
t_R
t_F
t_LOW
t_HIGH
t_SU:STA
Start Condition SDA to SCL
Hold Time
t_HD:STA
Stop Condition SCL_ to SDA_
Setup Time
t_SU:STO
SCL Falling Edge to SDA Valid
Master Clocking in Data
t_DV
(Note 4)
(Note 4)
(Note 4)
CONDITIONS
MIN TYP MAX UNITS
REF -
0.02
REF +
0.02
V
0
0.007
V
5
Bits
±1
LSB
1.4
V
2.3
0.6
V
±1
µA
1.4
V
2.3
0.6
V
±1
µA
0.4
V
MIN TYP MAX UNITS
1
µs
1
µs
1
µs
1
µs
500
ns
0
ns
1
µs
300 ns
4.7
µs
4
µs
4.7
µs
4
µs
4
µs
1
µs
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