MAX14808 Datasheet, PDF (8/31 Pages) Maxim Integrated Products – Octal Three-Level/Quad Five-Level High-Voltage 2A Digital Pulsers with T/R Switch

MAX14808 / MAX14809
Octal Three-Level/Quad Five-Level High-Voltage
2A Digital Pulsers with T/R Switch
DC ELECTRICAL CHARACTERISTICS (continued)
(V_DD = +3V, V_CC = +5V, V_EE = -5V, V_PPA = +100V, V_NNA = -100V, V_PPB = +100V, V_NNB = -100V, 1FF bypass capacitor between
VGNA and VNNA, 1FF bypass capacitor between VGNB and VNNB, 1FF bypass capacitor between VGPA and VPPA, 1FF bypass
capacitor between VGPB and VPPB, V_{LDO_EN} = 0V, no load, unless otherwise noted. Typical values are at T_A = +25°C.) (Note 2)
PARAMETER
SYMBOL
PD_CW
CONDITIONS
1 channel switching, CW Doppler (Note
4), R_L = 1kI, C_L = 240pF
MIN TYP MAX UNITS
311
Total Power Dissipation per
Channel (Quad Five-Level Dual
Mode)
PD_PW
1 channel switching,
B mode (Note 5)
(Figure 1a), CC0 =
low,
CC1 = low,
R_L = 1kI,
C_L = 240pF
MAX14808
MAX14809
102
mW
92
SUPPLY CURRENT—OCTAL THREE-LEVEL, NO LOAD (MODE0 = High, MODE1 = Low, LDO_EN = High, V_{PP_} - V_{GP_} =
+5V, V_{GN_} - V_{NN_} = +5V)
V_EE Supply Current
(Quiescent Mode)
I_{EEQ_} All inputs connected to GND
25
46
FA
V_CC Supply Current
(Quiescent Mode)
I_{CCQ_} All inputs connected to GND
280 420
FA
V_{NN_} Supply Current
(Quiescent Mode)
I_{NNQ_} All inputs connected to GND
40
62
FA
V_{PP_} Supply Current
(Quiescent Mode)
OUTPUT STAGE
I_{PPQ_} All inputs connected to GND
CC0 = low,
CC1 = low
40
62
FA
8.5
V_NNA, V_NNB Connected Low-
Side Output Impedance
R_OLS
I_{OUT_} = -50mA
CC0 = low,
CC1 = high
CC0 = high,
CC1 = low
10
I
13.5
CC0 = high,
CC1 = high
26
48
CC0 = low,
CC1 = low
9
V_PPA, V_PPB Connected High-
Side Output Impedance
R_OHS I_{OUT_} = +50mA
CC0 = low,
CC1 = high
CC0 = high,
CC1 = low
10.5
I
14.5
CC0 = high,
CC1 = high
27
53
Clamp nFET Output Impedance
Clamp pFET Output Impedance
Active Damp Output Impedance
R_ONG
R_OPG
R_DAMP
I_{OUT_} = -50mA,
I_{OUT_} = +50mA
Before grass-clipping diode
13.5
I
13.5
I
500
I
Maxim Integrated
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