MAX4947/MAX4948
Hex SPDT Data Switch
6 _______________________________________________________________________________________6 _______________________________________________________________________________________
Pin Description
PIN NAME FUNCTION
MAX4947 MAX4948
TQFN UCSP TQFN UCSP
1 D2 1 D2 NC6 Analog Switch 6. Normally Closed Terminal 6.
2 D1 2 D1 NO5 Analog Switch 5. Normally Open Terminal 5.
3 C1 3 C1 COM5 Analog Switch 5. Common Terminal 5.
4 C2 4 C2 NC5 Analog Switch 5. Normally Closed Terminal 5.
5 B1 — — CB56 Digital Control Input for Analog Switches 5 and 6
6, 21
A1, C3,
D3
6, 21
A1, C3,
D3
GND Ground
7 B2 7 B2 COM4 Analog Switch 4. Common Terminal 4.
8 A2 8 A2 NO4 Analog Switch 4. Normally Open Terminal 4.
9 B3 9 B3 NC4 Analog Switch 4. Normally Closed Terminal 4.
10 A3 10 A3 NO3 Analog Switch 3. Normally Open Terminal 3.
11 A4 11 A4 COM3 Analog Switch 3. Common Terminal 3.
12 B4 12 B4 NC3 Analog Switch 3. Normally Closed Terminal 3.
13 A5 — — CB34 Digital Control Input for Analog Switches 3 and 4
14 B5 — — CB12 Digital Control Input for Analog Switches 1 and 2
15 C4 15 C4 NC2 Analog Switch 2. Normally Closed Terminal 2.
16 C5 16 C5 COM2 Analog Switch 2. Common Terminal 2.
17 D5 17 D5 NO2 Analog Switch 2. Normally Open Terminal 2.
18 D4 18 D4 NC1 Analog Switch 1. Normally Closed Terminal 1.
19 E5 19 E5 NO1 Analog Switch 1. Normally Open Terminal 1.
20 E4 20 E4 COM1 Analog Switch 1. Common Terminal 2.
22 E3 22 E3 V
CC
Positive Supply Voltage
23 E2 23 E2 COM6 Analog Switch 6. Common Terminal 6.
24 E1 24 E1 NO6 Analog Switch 6. Normally Open Terminal 6.
—— 5 B1EN
Enable-Logic In. Drive EN high to set all switches into high-
impedance mode.
— — 13 A5 N.C. No Connection. Leave N.C. unconnected.
— — 14 B5 CB
Digital Control Input for Analog Switches 1–6. Drive CB low to
connect COM_ to NC_ for all six switches. Drive CB high to connect
COM_ to NO_ for all six switches. CB is valid only when EN is driven
low. If EN is driven high then all switches are high impedance.
EP — EP — EP Exposed Pad. Connect exposed pad to ground.