Datasheet MAX253 (Maxim) - 5
| 制造商 | Maxim |
| 描述 | Transformer Driver for Isolated RS-485 Interface |
| 页数 / 页 | 18 / 5 — Pin Configuration. Pin Description. PIN. NAME. FUNCTION. DIP/SO/. MAX |
| 文件格式/大小 | PDF / 284 Kb |
| 文件语言 | 英语 |
Pin Configuration. Pin Description. PIN. NAME. FUNCTION. DIP/SO/. MAX
该数据表的模型线
- MAX253C/D MAX253CPA MAX253CPA+ MAX253CSA MAX253CSA+ MAX253CSA+T MAX253CSA+TG002 MAX253CSA-T MAX253CUA MAX253CUA+ MAX253CUA+T MAX253CUA-T MAX253EPA MAX253EPA+ MAX253ESA MAX253ESA+ MAX253ESA+T MAX253ESA+TG002 MAX253ESA-T MAX253ESA/V+ MAX253ESA/V+T MAX253EUA MAX253EUA+ MAX253EUA+T MAX253MJA MAX253MSA/PR MAX253MSA/PR+ MAX253MSA/PR+T
文件文字版本
MAX253 Transformer Driver for Isolated RS-485 Interface
Pin Configuration Pin Description PIN NAME FUNCTION
TOP VIEW 1 D1 Open drain of N-channel transformer drive 1. Ground. Connect both GND1 and GND2 2 GND1 to ground. Frequency switch. If FS = VCC or open,
+
3 FS switch frequency = 350kHz; if V D1 FS = 0V, 1 8 D2 switch frequency = 200kHz. GND1 2 7 GND2 Shutdown. Ground for normal operation, MAX253 4 SD FS 3 connect high for shutdown. 6 VCC SD 4 5 N.C. Not internally connected. 5 N.C. 6 VCC 5V supply voltage.
DIP/SO/
μ
MAX
Ground. Connect both GND1 and GND2 7 GND2 to ground. 8 D2 Open drain of N-channel transformer drive 2. www.maximintegrated.com Maxim Integrated | 5
Pin Configuration Pin Description PIN NAME FUNCTION
TOP VIEW 1 D1 Open drain of N-channel transformer drive 1. Ground. Connect both GND1 and GND2 2 GND1 to ground. Frequency switch. If FS = VCC or open,
+
3 FS switch frequency = 350kHz; if V D1 FS = 0V, 1 8 D2 switch frequency = 200kHz. GND1 2 7 GND2 Shutdown. Ground for normal operation, MAX253 4 SD FS 3 connect high for shutdown. 6 VCC SD 4 5 N.C. Not internally connected. 5 N.C. 6 VCC 5V supply voltage.
DIP/SO/
μ
MAX
Ground. Connect both GND1 and GND2 7 GND2 to ground. 8 D2 Open drain of N-channel transformer drive 2. www.maximintegrated.com Maxim Integrated | 5